Av(1234, 1432, 2413)
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Generating Function
\(\displaystyle \frac{\left(x^{3}-2 x^{2}+3 x -1\right)^{2}}{x^{8}-x^{7}+4 x^{6}-7 x^{5}+19 x^{4}-24 x^{3}+18 x^{2}-7 x +1}\)
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Counting Sequence
1, 1, 2, 6, 21, 71, 229, 726, 2299, 7296, 23180, 73648, 233935, 742924, 2359143, ...
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Implicit Equation for the Generating Function
\(\displaystyle \left(x^{8}-x^{7}+4 x^{6}-7 x^{5}+19 x^{4}-24 x^{3}+18 x^{2}-7 x +1\right) F \! \left(x \right)-\left(x^{3}-2 x^{2}+3 x -1\right)^{2} = 0\)
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Recurrence
\(\displaystyle a \! \left(0\right) = 1\)
\(\displaystyle a \! \left(1\right) = 1\)
\(\displaystyle a \! \left(2\right) = 2\)
\(\displaystyle a \! \left(3\right) = 6\)
\(\displaystyle a \! \left(4\right) = 21\)
\(\displaystyle a \! \left(5\right) = 71\)
\(\displaystyle a \! \left(6\right) = 229\)
\(\displaystyle a \! \left(7\right) = 726\)
\(\displaystyle a \! \left(n +8\right) = -a \! \left(n \right)+a \! \left(n +1\right)-4 a \! \left(n +2\right)+7 a \! \left(n +3\right)-19 a \! \left(n +4\right)+24 a \! \left(n +5\right)-18 a \! \left(n +6\right)+7 a \! \left(n +7\right), \quad n \geq 8\)
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Explicit Closed Form
\(\displaystyle -\frac{10077483386 \mathit{RootOf} \left(Z^{8}-Z^{7}+4 Z^{6}-7 Z^{5}+19 Z^{4}-24 Z^{3}+18 Z^{2}-7 Z +1, \mathit{index} =4\right)^{-n +6}}{57067572007}-\frac{10077483386 \mathit{RootOf} \left(Z^{8}-Z^{7}+4 Z^{6}-7 Z^{5}+19 Z^{4}-24 Z^{3}+18 Z^{2}-7 Z +1, \mathit{index} =5\right)^{-n +6}}{57067572007}-\frac{10077483386 \mathit{RootOf} \left(Z^{8}-Z^{7}+4 Z^{6}-7 Z^{5}+19 Z^{4}-24 Z^{3}+18 Z^{2}-7 Z +1, \mathit{index} =6\right)^{-n +6}}{57067572007}-\frac{10077483386 \mathit{RootOf} \left(Z^{8}-Z^{7}+4 Z^{6}-7 Z^{5}+19 Z^{4}-24 Z^{3}+18 Z^{2}-7 Z +1, \mathit{index} =7\right)^{-n +6}}{57067572007}-\frac{10077483386 \mathit{RootOf} \left(Z^{8}-Z^{7}+4 Z^{6}-7 Z^{5}+19 Z^{4}-24 Z^{3}+18 Z^{2}-7 Z +1, \mathit{index} =8\right)^{-n +6}}{57067572007}-\frac{10077483386 \mathit{RootOf} \left(Z^{8}-Z^{7}+4 Z^{6}-7 Z^{5}+19 Z^{4}-24 Z^{3}+18 Z^{2}-7 Z +1, \mathit{index} =1\right)^{-n +6}}{57067572007}-\frac{10077483386 \mathit{RootOf} \left(Z^{8}-Z^{7}+4 Z^{6}-7 Z^{5}+19 Z^{4}-24 Z^{3}+18 Z^{2}-7 Z +1, \mathit{index} =2\right)^{-n +6}}{57067572007}-\frac{10077483386 \mathit{RootOf} \left(Z^{8}-Z^{7}+4 Z^{6}-7 Z^{5}+19 Z^{4}-24 Z^{3}+18 Z^{2}-7 Z +1, \mathit{index} =3\right)^{-n +6}}{57067572007}+\frac{5195715820 \mathit{RootOf} \left(Z^{8}-Z^{7}+4 Z^{6}-7 Z^{5}+19 Z^{4}-24 Z^{3}+18 Z^{2}-7 Z +1, \mathit{index} =1\right)^{-n +5}}{57067572007}+\frac{5195715820 \mathit{RootOf} \left(Z^{8}-Z^{7}+4 Z^{6}-7 Z^{5}+19 Z^{4}-24 Z^{3}+18 Z^{2}-7 Z +1, \mathit{index} =2\right)^{-n +5}}{57067572007}+\frac{5195715820 \mathit{RootOf} \left(Z^{8}-Z^{7}+4 Z^{6}-7 Z^{5}+19 Z^{4}-24 Z^{3}+18 Z^{2}-7 Z +1, \mathit{index} =3\right)^{-n +5}}{57067572007}+\frac{5195715820 \mathit{RootOf} \left(Z^{8}-Z^{7}+4 Z^{6}-7 Z^{5}+19 Z^{4}-24 Z^{3}+18 Z^{2}-7 Z +1, \mathit{index} =4\right)^{-n +5}}{57067572007}+\frac{5195715820 \mathit{RootOf} \left(Z^{8}-Z^{7}+4 Z^{6}-7 Z^{5}+19 Z^{4}-24 Z^{3}+18 Z^{2}-7 Z +1, \mathit{index} =5\right)^{-n +5}}{57067572007}+\frac{5195715820 \mathit{RootOf} \left(Z^{8}-Z^{7}+4 Z^{6}-7 Z^{5}+19 Z^{4}-24 Z^{3}+18 Z^{2}-7 Z +1, \mathit{index} =6\right)^{-n +5}}{57067572007}+\frac{5195715820 \mathit{RootOf} \left(Z^{8}-Z^{7}+4 Z^{6}-7 Z^{5}+19 Z^{4}-24 Z^{3}+18 Z^{2}-7 Z +1, \mathit{index} =7\right)^{-n +5}}{57067572007}+\frac{5195715820 \mathit{RootOf} \left(Z^{8}-Z^{7}+4 Z^{6}-7 Z^{5}+19 Z^{4}-24 Z^{3}+18 Z^{2}-7 Z +1, \mathit{index} =8\right)^{-n +5}}{57067572007}-\frac{36749487802 \mathit{RootOf} \left(Z^{8}-Z^{7}+4 Z^{6}-7 Z^{5}+19 Z^{4}-24 Z^{3}+18 Z^{2}-7 Z +1, \mathit{index} =1\right)^{-n +4}}{57067572007}-\frac{36749487802 \mathit{RootOf} \left(Z^{8}-Z^{7}+4 Z^{6}-7 Z^{5}+19 Z^{4}-24 Z^{3}+18 Z^{2}-7 Z +1, \mathit{index} =2\right)^{-n +4}}{57067572007}-\frac{36749487802 \mathit{RootOf} \left(Z^{8}-Z^{7}+4 Z^{6}-7 Z^{5}+19 Z^{4}-24 Z^{3}+18 Z^{2}-7 Z +1, \mathit{index} =3\right)^{-n +4}}{57067572007}-\frac{36749487802 \mathit{RootOf} \left(Z^{8}-Z^{7}+4 Z^{6}-7 Z^{5}+19 Z^{4}-24 Z^{3}+18 Z^{2}-7 Z +1, \mathit{index} =4\right)^{-n +4}}{57067572007}-\frac{36749487802 \mathit{RootOf} \left(Z^{8}-Z^{7}+4 Z^{6}-7 Z^{5}+19 Z^{4}-24 Z^{3}+18 Z^{2}-7 Z +1, \mathit{index} =5\right)^{-n +4}}{57067572007}-\frac{36749487802 \mathit{RootOf} \left(Z^{8}-Z^{7}+4 Z^{6}-7 Z^{5}+19 Z^{4}-24 Z^{3}+18 Z^{2}-7 Z +1, \mathit{index} =6\right)^{-n +4}}{57067572007}-\frac{36749487802 \mathit{RootOf} \left(Z^{8}-Z^{7}+4 Z^{6}-7 Z^{5}+19 Z^{4}-24 Z^{3}+18 Z^{2}-7 Z +1, \mathit{index} =7\right)^{-n +4}}{57067572007}-\frac{36749487802 \mathit{RootOf} \left(Z^{8}-Z^{7}+4 Z^{6}-7 Z^{5}+19 Z^{4}-24 Z^{3}+18 Z^{2}-7 Z +1, \mathit{index} =8\right)^{-n +4}}{57067572007}+\frac{53523980461 \mathit{RootOf} \left(Z^{8}-Z^{7}+4 Z^{6}-7 Z^{5}+19 Z^{4}-24 Z^{3}+18 Z^{2}-7 Z +1, \mathit{index} =1\right)^{-n +3}}{57067572007}+\frac{53523980461 \mathit{RootOf} \left(Z^{8}-Z^{7}+4 Z^{6}-7 Z^{5}+19 Z^{4}-24 Z^{3}+18 Z^{2}-7 Z +1, \mathit{index} =2\right)^{-n +3}}{57067572007}+\frac{53523980461 \mathit{RootOf} \left(Z^{8}-Z^{7}+4 Z^{6}-7 Z^{5}+19 Z^{4}-24 Z^{3}+18 Z^{2}-7 Z +1, \mathit{index} =3\right)^{-n +3}}{57067572007}+\frac{53523980461 \mathit{RootOf} \left(Z^{8}-Z^{7}+4 Z^{6}-7 Z^{5}+19 Z^{4}-24 Z^{3}+18 Z^{2}-7 Z +1, \mathit{index} =4\right)^{-n +3}}{57067572007}+\frac{53523980461 \mathit{RootOf} \left(Z^{8}-Z^{7}+4 Z^{6}-7 Z^{5}+19 Z^{4}-24 Z^{3}+18 Z^{2}-7 Z +1, \mathit{index} =5\right)^{-n +3}}{57067572007}+\frac{53523980461 \mathit{RootOf} \left(Z^{8}-Z^{7}+4 Z^{6}-7 Z^{5}+19 Z^{4}-24 Z^{3}+18 Z^{2}-7 Z +1, \mathit{index} =6\right)^{-n +3}}{57067572007}+\frac{53523980461 \mathit{RootOf} \left(Z^{8}-Z^{7}+4 Z^{6}-7 Z^{5}+19 Z^{4}-24 Z^{3}+18 Z^{2}-7 Z +1, \mathit{index} =7\right)^{-n +3}}{57067572007}+\frac{53523980461 \mathit{RootOf} \left(Z^{8}-Z^{7}+4 Z^{6}-7 Z^{5}+19 Z^{4}-24 Z^{3}+18 Z^{2}-7 Z +1, \mathit{index} =8\right)^{-n +3}}{57067572007}-\frac{161922533903 \mathit{RootOf} \left(Z^{8}-Z^{7}+4 Z^{6}-7 Z^{5}+19 Z^{4}-24 Z^{3}+18 Z^{2}-7 Z +1, \mathit{index} =1\right)^{-n +2}}{57067572007}-\frac{161922533903 \mathit{RootOf} \left(Z^{8}-Z^{7}+4 Z^{6}-7 Z^{5}+19 Z^{4}-24 Z^{3}+18 Z^{2}-7 Z +1, \mathit{index} =2\right)^{-n +2}}{57067572007}-\frac{161922533903 \mathit{RootOf} \left(Z^{8}-Z^{7}+4 Z^{6}-7 Z^{5}+19 Z^{4}-24 Z^{3}+18 Z^{2}-7 Z +1, \mathit{index} =3\right)^{-n +2}}{57067572007}-\frac{161922533903 \mathit{RootOf} \left(Z^{8}-Z^{7}+4 Z^{6}-7 Z^{5}+19 Z^{4}-24 Z^{3}+18 Z^{2}-7 Z +1, \mathit{index} =4\right)^{-n +2}}{57067572007}-\frac{161922533903 \mathit{RootOf} \left(Z^{8}-Z^{7}+4 Z^{6}-7 Z^{5}+19 Z^{4}-24 Z^{3}+18 Z^{2}-7 Z +1, \mathit{index} =5\right)^{-n +2}}{57067572007}-\frac{161922533903 \mathit{RootOf} \left(Z^{8}-Z^{7}+4 Z^{6}-7 Z^{5}+19 Z^{4}-24 Z^{3}+18 Z^{2}-7 Z +1, \mathit{index} =6\right)^{-n +2}}{57067572007}-\frac{161922533903 \mathit{RootOf} \left(Z^{8}-Z^{7}+4 Z^{6}-7 Z^{5}+19 Z^{4}-24 Z^{3}+18 Z^{2}-7 Z +1, \mathit{index} =7\right)^{-n +2}}{57067572007}-\frac{161922533903 \mathit{RootOf} \left(Z^{8}-Z^{7}+4 Z^{6}-7 Z^{5}+19 Z^{4}-24 Z^{3}+18 Z^{2}-7 Z +1, \mathit{index} =8\right)^{-n +2}}{57067572007}+\frac{159607824744 \mathit{RootOf} \left(Z^{8}-Z^{7}+4 Z^{6}-7 Z^{5}+19 Z^{4}-24 Z^{3}+18 Z^{2}-7 Z +1, \mathit{index} =1\right)^{-n +1}}{57067572007}+\frac{159607824744 \mathit{RootOf} \left(Z^{8}-Z^{7}+4 Z^{6}-7 Z^{5}+19 Z^{4}-24 Z^{3}+18 Z^{2}-7 Z +1, \mathit{index} =2\right)^{-n +1}}{57067572007}+\frac{159607824744 \mathit{RootOf} \left(Z^{8}-Z^{7}+4 Z^{6}-7 Z^{5}+19 Z^{4}-24 Z^{3}+18 Z^{2}-7 Z +1, \mathit{index} =3\right)^{-n +1}}{57067572007}+\frac{159607824744 \mathit{RootOf} \left(Z^{8}-Z^{7}+4 Z^{6}-7 Z^{5}+19 Z^{4}-24 Z^{3}+18 Z^{2}-7 Z +1, \mathit{index} =4\right)^{-n +1}}{57067572007}+\frac{159607824744 \mathit{RootOf} \left(Z^{8}-Z^{7}+4 Z^{6}-7 Z^{5}+19 Z^{4}-24 Z^{3}+18 Z^{2}-7 Z +1, \mathit{index} =5\right)^{-n +1}}{57067572007}+\frac{159607824744 \mathit{RootOf} \left(Z^{8}-Z^{7}+4 Z^{6}-7 Z^{5}+19 Z^{4}-24 Z^{3}+18 Z^{2}-7 Z +1, \mathit{index} =6\right)^{-n +1}}{57067572007}+\frac{159607824744 \mathit{RootOf} \left(Z^{8}-Z^{7}+4 Z^{6}-7 Z^{5}+19 Z^{4}-24 Z^{3}+18 Z^{2}-7 Z +1, \mathit{index} =7\right)^{-n +1}}{57067572007}+\frac{159607824744 \mathit{RootOf} \left(Z^{8}-Z^{7}+4 Z^{6}-7 Z^{5}+19 Z^{4}-24 Z^{3}+18 Z^{2}-7 Z +1, \mathit{index} =8\right)^{-n +1}}{57067572007}+\frac{20215660086 \mathit{RootOf} \left(Z^{8}-Z^{7}+4 Z^{6}-7 Z^{5}+19 Z^{4}-24 Z^{3}+18 Z^{2}-7 Z +1, \mathit{index} =1\right)^{-n -1}}{57067572007}+\frac{20215660086 \mathit{RootOf} \left(Z^{8}-Z^{7}+4 Z^{6}-7 Z^{5}+19 Z^{4}-24 Z^{3}+18 Z^{2}-7 Z +1, \mathit{index} =2\right)^{-n -1}}{57067572007}+\frac{20215660086 \mathit{RootOf} \left(Z^{8}-Z^{7}+4 Z^{6}-7 Z^{5}+19 Z^{4}-24 Z^{3}+18 Z^{2}-7 Z +1, \mathit{index} =3\right)^{-n -1}}{57067572007}+\frac{20215660086 \mathit{RootOf} \left(Z^{8}-Z^{7}+4 Z^{6}-7 Z^{5}+19 Z^{4}-24 Z^{3}+18 Z^{2}-7 Z +1, \mathit{index} =4\right)^{-n -1}}{57067572007}+\frac{20215660086 \mathit{RootOf} \left(Z^{8}-Z^{7}+4 Z^{6}-7 Z^{5}+19 Z^{4}-24 Z^{3}+18 Z^{2}-7 Z +1, \mathit{index} =5\right)^{-n -1}}{57067572007}+\frac{20215660086 \mathit{RootOf} \left(Z^{8}-Z^{7}+4 Z^{6}-7 Z^{5}+19 Z^{4}-24 Z^{3}+18 Z^{2}-7 Z +1, \mathit{index} =6\right)^{-n -1}}{57067572007}+\frac{20215660086 \mathit{RootOf} \left(Z^{8}-Z^{7}+4 Z^{6}-7 Z^{5}+19 Z^{4}-24 Z^{3}+18 Z^{2}-7 Z +1, \mathit{index} =7\right)^{-n -1}}{57067572007}+\frac{20215660086 \mathit{RootOf} \left(Z^{8}-Z^{7}+4 Z^{6}-7 Z^{5}+19 Z^{4}-24 Z^{3}+18 Z^{2}-7 Z +1, \mathit{index} =8\right)^{-n -1}}{57067572007}-\frac{86988332261 \mathit{RootOf} \left(Z^{8}-Z^{7}+4 Z^{6}-7 Z^{5}+19 Z^{4}-24 Z^{3}+18 Z^{2}-7 Z +1, \mathit{index} =1\right)^{-n}}{57067572007}-\frac{86988332261 \mathit{RootOf} \left(Z^{8}-Z^{7}+4 Z^{6}-7 Z^{5}+19 Z^{4}-24 Z^{3}+18 Z^{2}-7 Z +1, \mathit{index} =2\right)^{-n}}{57067572007}-\frac{86988332261 \mathit{RootOf} \left(Z^{8}-Z^{7}+4 Z^{6}-7 Z^{5}+19 Z^{4}-24 Z^{3}+18 Z^{2}-7 Z +1, \mathit{index} =3\right)^{-n}}{57067572007}-\frac{86988332261 \mathit{RootOf} \left(Z^{8}-Z^{7}+4 Z^{6}-7 Z^{5}+19 Z^{4}-24 Z^{3}+18 Z^{2}-7 Z +1, \mathit{index} =4\right)^{-n}}{57067572007}-\frac{86988332261 \mathit{RootOf} \left(Z^{8}-Z^{7}+4 Z^{6}-7 Z^{5}+19 Z^{4}-24 Z^{3}+18 Z^{2}-7 Z +1, \mathit{index} =5\right)^{-n}}{57067572007}-\frac{86988332261 \mathit{RootOf} \left(Z^{8}-Z^{7}+4 Z^{6}-7 Z^{5}+19 Z^{4}-24 Z^{3}+18 Z^{2}-7 Z +1, \mathit{index} =6\right)^{-n}}{57067572007}-\frac{86988332261 \mathit{RootOf} \left(Z^{8}-Z^{7}+4 Z^{6}-7 Z^{5}+19 Z^{4}-24 Z^{3}+18 Z^{2}-7 Z +1, \mathit{index} =7\right)^{-n}}{57067572007}-\frac{86988332261 \mathit{RootOf} \left(Z^{8}-Z^{7}+4 Z^{6}-7 Z^{5}+19 Z^{4}-24 Z^{3}+18 Z^{2}-7 Z +1, \mathit{index} =8\right)^{-n}}{57067572007}\)
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This specification was found using the strategy pack "Point Placements" and has 153 rules.

Found on January 18, 2022.

Finding the specification took 17 seconds.

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Copy 153 equations to clipboard:
\(\begin{align*} F_{0}\! \left(x \right) &= F_{1}\! \left(x \right)+F_{2}\! \left(x \right)\\ F_{1}\! \left(x \right) &= 1\\ F_{2}\! \left(x \right) &= F_{3}\! \left(x \right)\\ F_{3}\! \left(x \right) &= F_{4}\! \left(x \right) F_{5}\! \left(x \right)\\ F_{4}\! \left(x \right) &= x\\ F_{5}\! \left(x \right) &= F_{26}\! \left(x \right)+F_{6}\! \left(x \right)\\ F_{6}\! \left(x \right) &= F_{1}\! \left(x \right)+F_{7}\! \left(x \right)\\ F_{7}\! \left(x \right) &= F_{8}\! \left(x \right)\\ F_{8}\! \left(x \right) &= F_{4}\! \left(x \right) F_{9}\! \left(x \right)\\ F_{9}\! \left(x \right) &= F_{10}\! \left(x \right)+F_{14}\! \left(x \right)\\ F_{10}\! \left(x \right) &= F_{1}\! \left(x \right)+F_{11}\! \left(x \right)\\ F_{11}\! \left(x \right) &= F_{12}\! \left(x \right)\\ F_{12}\! \left(x \right) &= F_{13}\! \left(x \right) F_{4}\! \left(x \right)\\ F_{13}\! \left(x \right) &= F_{1}\! \left(x \right)+F_{4}\! \left(x \right)\\ F_{14}\! \left(x \right) &= F_{15}\! \left(x \right)+F_{17}\! \left(x \right)\\ F_{15}\! \left(x \right) &= F_{16}\! \left(x \right)\\ F_{16}\! \left(x \right) &= F_{13}\! \left(x \right) F_{4}\! \left(x \right)\\ F_{17}\! \left(x \right) &= F_{18}\! \left(x \right)+F_{19}\! \left(x \right)+F_{24}\! \left(x \right)\\ F_{18}\! \left(x \right) &= 0\\ F_{19}\! \left(x \right) &= F_{20}\! \left(x \right) F_{4}\! \left(x \right)\\ F_{20}\! \left(x \right) &= F_{11}\! \left(x \right)+F_{21}\! \left(x \right)\\ F_{21}\! \left(x \right) &= F_{22}\! \left(x \right)\\ F_{22}\! \left(x \right) &= F_{23}\! \left(x \right) F_{4}\! \left(x \right)\\ F_{23}\! \left(x \right) &= F_{4}\! \left(x \right)\\ F_{24}\! \left(x \right) &= F_{25}\! \left(x \right) F_{4}\! \left(x \right)\\ F_{25}\! \left(x \right) &= F_{15}\! \left(x \right)\\ F_{26}\! \left(x \right) &= F_{2}\! \left(x \right)+F_{27}\! \left(x \right)\\ F_{27}\! \left(x \right) &= F_{150}\! \left(x \right)+F_{18}\! \left(x \right)+F_{28}\! \left(x \right)\\ F_{28}\! \left(x \right) &= F_{29}\! \left(x \right) F_{4}\! \left(x \right)\\ F_{29}\! \left(x \right) &= F_{30}\! \left(x \right)+F_{42}\! \left(x \right)\\ F_{30}\! \left(x \right) &= F_{31}\! \left(x \right)+F_{7}\! \left(x \right)\\ F_{31}\! \left(x \right) &= F_{18}\! \left(x \right)+F_{32}\! \left(x \right)+F_{40}\! \left(x \right)\\ F_{32}\! \left(x \right) &= F_{33}\! \left(x \right) F_{4}\! \left(x \right)\\ F_{33}\! \left(x \right) &= F_{34}\! \left(x \right)+F_{36}\! \left(x \right)\\ F_{34}\! \left(x \right) &= F_{11}\! \left(x \right)+F_{35}\! \left(x \right)\\ F_{35}\! \left(x \right) &= F_{22}\! \left(x \right)\\ F_{36}\! \left(x \right) &= F_{17}\! \left(x \right)+F_{37}\! \left(x \right)\\ F_{37}\! \left(x \right) &= F_{38}\! \left(x \right)\\ F_{38}\! \left(x \right) &= F_{39}\! \left(x \right) F_{4}\! \left(x \right)\\ F_{39}\! \left(x \right) &= F_{35}\! \left(x \right)\\ F_{40}\! \left(x \right) &= F_{4}\! \left(x \right) F_{41}\! \left(x \right)\\ F_{41}\! \left(x \right) &= F_{14}\! \left(x \right)\\ F_{42}\! \left(x \right) &= F_{27}\! \left(x \right)+F_{43}\! \left(x \right)\\ F_{43}\! \left(x \right) &= F_{136}\! \left(x \right)+F_{147}\! \left(x \right)+F_{18}\! \left(x \right)+F_{44}\! \left(x \right)\\ F_{44}\! \left(x \right) &= F_{4}\! \left(x \right) F_{45}\! \left(x \right)\\ F_{45}\! \left(x \right) &= F_{46}\! \left(x \right)+F_{55}\! \left(x \right)\\ F_{46}\! \left(x \right) &= F_{31}\! \left(x \right)+F_{47}\! \left(x \right)\\ F_{47}\! \left(x \right) &= F_{18}\! \left(x \right)+F_{48}\! \left(x \right)+F_{52}\! \left(x \right)+F_{54}\! \left(x \right)\\ F_{48}\! \left(x \right) &= F_{4}\! \left(x \right) F_{49}\! \left(x \right)\\ F_{49}\! \left(x \right) &= F_{50}\! \left(x \right)+F_{51}\! \left(x \right)\\ F_{50}\! \left(x \right) &= F_{35}\! \left(x \right)\\ F_{51}\! \left(x \right) &= F_{37}\! \left(x \right)\\ F_{52}\! \left(x \right) &= F_{4}\! \left(x \right) F_{53}\! \left(x \right)\\ F_{53}\! \left(x \right) &= F_{36}\! \left(x \right)\\ F_{54}\! \left(x \right) &= 0\\ F_{55}\! \left(x \right) &= F_{43}\! \left(x \right)+F_{56}\! \left(x \right)\\ F_{56}\! \left(x \right) &= F_{104}\! \left(x \right)+F_{146}\! \left(x \right)+F_{18}\! \left(x \right)+F_{57}\! \left(x \right)+F_{94}\! \left(x \right)\\ F_{57}\! \left(x \right) &= F_{4}\! \left(x \right) F_{58}\! \left(x \right)\\ F_{58}\! \left(x \right) &= F_{59}\! \left(x \right)+F_{63}\! \left(x \right)\\ F_{59}\! \left(x \right) &= F_{47}\! \left(x \right)+F_{60}\! \left(x \right)\\ F_{60}\! \left(x \right) &= F_{61}\! \left(x \right)\\ F_{61}\! \left(x \right) &= F_{4}\! \left(x \right) F_{62}\! \left(x \right)\\ F_{62}\! \left(x \right) &= F_{51}\! \left(x \right)\\ F_{63}\! \left(x \right) &= F_{56}\! \left(x \right)+F_{64}\! \left(x \right)\\ F_{64}\! \left(x \right) &= F_{102}\! \left(x \right)+F_{103}\! \left(x \right)+F_{18}\! \left(x \right)+F_{65}\! \left(x \right)+F_{69}\! \left(x \right)+F_{70}\! \left(x \right)\\ F_{65}\! \left(x \right) &= F_{4}\! \left(x \right) F_{66}\! \left(x \right)\\ F_{66}\! \left(x \right) &= F_{67}\! \left(x \right)+F_{68}\! \left(x \right)\\ F_{67}\! \left(x \right) &= F_{60}\! \left(x \right)\\ F_{68}\! \left(x \right) &= F_{64}\! \left(x \right)\\ F_{69}\! \left(x \right) &= 0\\ F_{70}\! \left(x \right) &= F_{4}\! \left(x \right) F_{71}\! \left(x \right)\\ F_{71}\! \left(x \right) &= F_{72}\! \left(x \right)\\ F_{72}\! \left(x \right) &= F_{73}\! \left(x \right)\\ F_{73}\! \left(x \right) &= F_{74}\! \left(x \right)\\ F_{74}\! \left(x \right) &= F_{4}\! \left(x \right) F_{75}\! \left(x \right)\\ F_{75}\! \left(x \right) &= F_{76}\! \left(x \right)\\ F_{76}\! \left(x \right) &= 2 F_{18}\! \left(x \right)+F_{77}\! \left(x \right)+F_{98}\! \left(x \right)\\ F_{77}\! \left(x \right) &= F_{4}\! \left(x \right) F_{78}\! \left(x \right)\\ F_{78}\! \left(x \right) &= F_{79}\! \left(x \right)+F_{81}\! \left(x \right)\\ F_{79}\! \left(x \right) &= F_{35}\! \left(x \right)+F_{80}\! \left(x \right)\\ F_{80}\! \left(x \right) &= F_{48}\! \left(x \right)\\ F_{81}\! \left(x \right) &= F_{76}\! \left(x \right)+F_{82}\! \left(x \right)\\ F_{82}\! \left(x \right) &= 2 F_{18}\! \left(x \right)+F_{83}\! \left(x \right)+F_{94}\! \left(x \right)+F_{97}\! \left(x \right)\\ F_{83}\! \left(x \right) &= F_{4}\! \left(x \right) F_{84}\! \left(x \right)\\ F_{84}\! \left(x \right) &= F_{85}\! \left(x \right)+F_{87}\! \left(x \right)\\ F_{85}\! \left(x \right) &= F_{80}\! \left(x \right)+F_{86}\! \left(x \right)\\ F_{86}\! \left(x \right) &= F_{61}\! \left(x \right)\\ F_{87}\! \left(x \right) &= F_{82}\! \left(x \right)+F_{88}\! \left(x \right)\\ F_{88}\! \left(x \right) &= 2 F_{18}\! \left(x \right)+F_{69}\! \left(x \right)+F_{70}\! \left(x \right)+F_{89}\! \left(x \right)+F_{93}\! \left(x \right)\\ F_{89}\! \left(x \right) &= F_{4}\! \left(x \right) F_{90}\! \left(x \right)\\ F_{90}\! \left(x \right) &= F_{91}\! \left(x \right)+F_{92}\! \left(x \right)\\ F_{91}\! \left(x \right) &= F_{86}\! \left(x \right)\\ F_{92}\! \left(x \right) &= F_{88}\! \left(x \right)\\ F_{93}\! \left(x \right) &= 0\\ F_{94}\! \left(x \right) &= F_{4}\! \left(x \right) F_{95}\! \left(x \right)\\ F_{95}\! \left(x \right) &= F_{72}\! \left(x \right)+F_{96}\! \left(x \right)\\ F_{96}\! \left(x \right) &= F_{76}\! \left(x \right)\\ F_{97}\! \left(x \right) &= 0\\ F_{98}\! \left(x \right) &= F_{4}\! \left(x \right) F_{99}\! \left(x \right)\\ F_{99}\! \left(x \right) &= F_{100}\! \left(x \right)\\ F_{100}\! \left(x \right) &= F_{101}\! \left(x \right)\\ F_{101}\! \left(x \right) &= F_{2}\! \left(x \right) F_{4}\! \left(x \right)\\ F_{102}\! \left(x \right) &= 0\\ F_{103}\! \left(x \right) &= 0\\ F_{104}\! \left(x \right) &= F_{105}\! \left(x \right) F_{4}\! \left(x \right)\\ F_{105}\! \left(x \right) &= F_{106}\! \left(x \right)\\ F_{106}\! \left(x \right) &= F_{107}\! \left(x \right)+F_{73}\! \left(x \right)\\ F_{107}\! \left(x \right) &= 2 F_{18}\! \left(x \right)+F_{108}\! \left(x \right)+F_{139}\! \left(x \right)\\ F_{108}\! \left(x \right) &= F_{109}\! \left(x \right) F_{4}\! \left(x \right)\\ F_{109}\! \left(x \right) &= F_{110}\! \left(x \right)+F_{145}\! \left(x \right)\\ F_{110}\! \left(x \right) &= F_{111}\! \left(x \right)+F_{144}\! \left(x \right)+F_{18}\! \left(x \right)\\ F_{111}\! \left(x \right) &= F_{112}\! \left(x \right) F_{4}\! \left(x \right)\\ F_{112}\! \left(x \right) &= F_{113}\! \left(x \right)+F_{115}\! \left(x \right)\\ F_{113}\! \left(x \right) &= F_{11}\! \left(x \right)+F_{114}\! \left(x \right)\\ F_{114}\! \left(x \right) &= F_{18}\! \left(x \right)+F_{24}\! \left(x \right)+F_{32}\! \left(x \right)\\ F_{115}\! \left(x \right) &= F_{110}\! \left(x \right)+F_{116}\! \left(x \right)\\ F_{116}\! \left(x \right) &= F_{117}\! \left(x \right)+F_{136}\! \left(x \right)+F_{139}\! \left(x \right)+F_{18}\! \left(x \right)\\ F_{117}\! \left(x \right) &= F_{118}\! \left(x \right) F_{4}\! \left(x \right)\\ F_{118}\! \left(x \right) &= F_{119}\! \left(x \right)+F_{122}\! \left(x \right)\\ F_{119}\! \left(x \right) &= F_{114}\! \left(x \right)+F_{120}\! \left(x \right)\\ F_{120}\! \left(x \right) &= F_{121}\! \left(x \right)+F_{18}\! \left(x \right)+F_{48}\! \left(x \right)+F_{52}\! \left(x \right)\\ F_{121}\! \left(x \right) &= 0\\ F_{122}\! \left(x \right) &= F_{116}\! \left(x \right)+F_{123}\! \left(x \right)\\ F_{123}\! \left(x \right) &= F_{104}\! \left(x \right)+F_{124}\! \left(x \right)+F_{135}\! \left(x \right)+F_{18}\! \left(x \right)+F_{94}\! \left(x \right)\\ F_{124}\! \left(x \right) &= F_{125}\! \left(x \right) F_{4}\! \left(x \right)\\ F_{125}\! \left(x \right) &= F_{126}\! \left(x \right)+F_{128}\! \left(x \right)\\ F_{126}\! \left(x \right) &= F_{120}\! \left(x \right)+F_{127}\! \left(x \right)\\ F_{127}\! \left(x \right) &= F_{61}\! \left(x \right)\\ F_{128}\! \left(x \right) &= F_{123}\! \left(x \right)+F_{129}\! \left(x \right)\\ F_{129}\! \left(x \right) &= F_{102}\! \left(x \right)+F_{130}\! \left(x \right)+F_{134}\! \left(x \right)+F_{18}\! \left(x \right)+F_{69}\! \left(x \right)+F_{70}\! \left(x \right)\\ F_{130}\! \left(x \right) &= F_{131}\! \left(x \right) F_{4}\! \left(x \right)\\ F_{131}\! \left(x \right) &= F_{132}\! \left(x \right)+F_{133}\! \left(x \right)\\ F_{132}\! \left(x \right) &= F_{127}\! \left(x \right)\\ F_{133}\! \left(x \right) &= F_{129}\! \left(x \right)\\ F_{134}\! \left(x \right) &= 0\\ F_{135}\! \left(x \right) &= 0\\ F_{136}\! \left(x \right) &= F_{137}\! \left(x \right) F_{4}\! \left(x \right)\\ F_{137}\! \left(x \right) &= F_{106}\! \left(x \right)+F_{138}\! \left(x \right)\\ F_{138}\! \left(x \right) &= F_{110}\! \left(x \right)+F_{76}\! \left(x \right)\\ F_{139}\! \left(x \right) &= F_{140}\! \left(x \right) F_{4}\! \left(x \right)\\ F_{140}\! \left(x \right) &= F_{141}\! \left(x \right)\\ F_{141}\! \left(x \right) &= F_{142}\! \left(x \right)\\ F_{142}\! \left(x \right) &= F_{143}\! \left(x \right) F_{4}\! \left(x \right)\\ F_{143}\! \left(x \right) &= F_{100}\! \left(x \right)+F_{2}\! \left(x \right)\\ F_{144}\! \left(x \right) &= F_{143}\! \left(x \right) F_{4}\! \left(x \right)\\ F_{145}\! \left(x \right) &= F_{98}\! \left(x \right)\\ F_{146}\! \left(x \right) &= 0\\ F_{147}\! \left(x \right) &= F_{148}\! \left(x \right) F_{4}\! \left(x \right)\\ F_{148}\! \left(x \right) &= F_{149}\! \left(x \right)\\ F_{149}\! \left(x \right) &= F_{107}\! \left(x \right)+F_{141}\! \left(x \right)\\ F_{150}\! \left(x \right) &= F_{151}\! \left(x \right) F_{4}\! \left(x \right)\\ F_{151}\! \left(x \right) &= F_{149}\! \left(x \right)+F_{152}\! \left(x \right)\\ F_{152}\! \left(x \right) &= F_{110}\! \left(x \right)+F_{2}\! \left(x \right)\\ \end{align*}\)