Av(13452, 13524, 13542, 14352, 31452, 31524, 31542, 34152, 41352, 43152)
Counting Sequence
1, 1, 2, 6, 24, 110, 542, 2790, 14810, 80464, 445264, 2500894, 14220646, 81703378, 473581934, ...
This specification was found using the strategy pack "Row Placements Tracked Fusion" and has 35 rules.
Found on January 22, 2022.Finding the specification took 45 seconds.
Copy 35 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_{9}\! \left(x \right)\\
F_{3}\! \left(x \right) &= F_{1}\! \left(x \right)+F_{33}\! \left(x \right)+F_{4}\! \left(x \right)\\
F_{4}\! \left(x \right) &= F_{5}\! \left(x , 1\right)\\
F_{5}\! \left(x , y\right) &= F_{6}\! \left(x , y\right) F_{9}\! \left(x \right)\\
F_{6}\! \left(x , y\right) &= F_{1}\! \left(x \right)+F_{10}\! \left(x , y\right)+F_{22}\! \left(x , y\right)+F_{7}\! \left(x , y\right)\\
F_{7}\! \left(x , y\right) &= F_{8}\! \left(x , y\right) F_{9}\! \left(x \right)\\
F_{8}\! \left(x , y\right) &= \frac{y F_{6}\! \left(x , y\right)-F_{6}\! \left(x , 1\right)}{-1+y}\\
F_{9}\! \left(x \right) &= x\\
F_{10}\! \left(x , y\right) &= F_{11}\! \left(x , y\right) F_{9}\! \left(x \right)\\
F_{11}\! \left(x , y\right) &= \frac{y F_{12}\! \left(x , y\right)-F_{12}\! \left(x , 1\right)}{-1+y}\\
F_{12}\! \left(x , y\right) &= F_{1}\! \left(x \right)+F_{13}\! \left(x , y\right)+F_{19}\! \left(x , y\right)+F_{22}\! \left(x , y\right)\\
F_{13}\! \left(x , y\right) &= F_{14}\! \left(x , y\right)\\
F_{14}\! \left(x , y\right) &= F_{15}\! \left(x , 1, y\right)\\
F_{15}\! \left(x , y , z\right) &= F_{16}\! \left(x , y , z\right) F_{9}\! \left(x \right)\\
F_{16}\! \left(x , y , z\right) &= F_{17}\! \left(x , y , z\right)+F_{6}\! \left(x , z\right)\\
F_{17}\! \left(x , y , z\right) &= F_{12}\! \left(x , z\right) F_{18}\! \left(x , y\right)\\
F_{18}\! \left(x , y\right) &= y x\\
F_{19}\! \left(x , y\right) &= F_{20}\! \left(x , y\right)\\
F_{20}\! \left(x , y\right) &= F_{12}\! \left(x , y\right) F_{21}\! \left(x \right) F_{9}\! \left(x \right)\\
F_{21}\! \left(x \right) &= F_{1}\! \left(x \right)+F_{9}\! \left(x \right)\\
F_{22}\! \left(x , y\right) &= F_{18}\! \left(x , y\right) F_{23}\! \left(x , y\right)\\
F_{23}\! \left(x , y\right) &= \frac{y F_{24}\! \left(x , 1, y\right)-F_{24}\! \left(x , \frac{1}{y}, y\right)}{-1+y}\\
F_{24}\! \left(x , y , z\right) &= F_{1}\! \left(x \right)+F_{25}\! \left(x , y , z\right)+F_{27}\! \left(x , y , z\right)+F_{30}\! \left(x , y , z\right)\\
F_{25}\! \left(x , y , z\right) &= F_{26}\! \left(x , y , z\right)\\
F_{26}\! \left(x , y , z\right) &= F_{15}\! \left(x , y z , z\right)\\
F_{27}\! \left(x , y , z\right) &= F_{28}\! \left(x , y , z\right)\\
F_{28}\! \left(x , y , z\right) &= F_{18}\! \left(x , z\right) F_{24}\! \left(x , y , z\right) F_{29}\! \left(x , z\right)\\
F_{29}\! \left(x , y\right) &= F_{1}\! \left(x \right)+F_{18}\! \left(x , y\right)\\
F_{30}\! \left(x , y , z\right) &= F_{31}\! \left(x , y z , z\right)\\
F_{31}\! \left(x , y , z\right) &= F_{18}\! \left(x , z\right) F_{32}\! \left(x , y , z\right)\\
F_{32}\! \left(x , y , z\right) &= \frac{-z F_{24}\! \left(x , 1, z\right)+y F_{24}\! \left(x , \frac{y}{z}, z\right)}{-z +y}\\
F_{33}\! \left(x \right) &= F_{34}\! \left(x \right) F_{9}\! \left(x \right)\\
F_{34}\! \left(x \right) &= F_{12}\! \left(x , 1\right)\\
\end{align*}\)