0132_0213_2103_2301_3120
Counting sequence:
1, 1, 2, 6, 19, 45, 79, 121, 171, 229, 295, 369, 451, 541, 639, 745, 859, 981, 1111, 1249, 1395, 1549, 1711, 1881, 2059, 2245, 2439, 2641, 2851, 3069, 3295, 3529, 3771, 4021, 4279, 4545, 4819, 5101, 5391, 5689, 5995, 6309, 6631, 6961, 7299, 7645, 7999, 8361, 8731, 9109, 9495, 9889, 10291, 10701, 11119, 11545, 11979, 12421, 12871, 13329, 13795, 14269, 14751, 15241, 15739, 16245, 16759, 17281, 17811, 18349, 18895, 19449, 20011, 20581, 21159, 21745, 22339, 22941, 23551, 24169, 24795, 25429, 26071, 26721, 27379, 28045, 28719, 29401, 30091, 30789, 31495, 32209, 32931, 33661, 34399, 35145, 35899, 36661, 37431, 38209, 38995
Generating function in Maple syntax:
(x+1)*(5*x^5-9*x^4+3*x^3-5*x^2+3*x-1)/(x-1)^3
Generating function in latex syntax:
\frac{\left(x +1\right) \left(5 x^{5}-9 x^{4}+3 x^{3}-5 x^{2}+3 x -1\right)}{\left(x -1\right)^{3}}
Generating function in sympy syntax:
(x + 1)*(5*x**5 - 9*x**4 + 3*x**3 - 5*x**2 + 3*x - 1)/(x - 1)**3
Implicit equation for the generating function in Maple syntax:
-(x-1)^3*F(x)+(x+1)*(5*x^5-9*x^4+3*x^3-5*x^2+3*x-1) = 0
Implicit equation for the generating function in latex syntax:
-\left(x -1\right)^{3} F \! \left(x \right)+\left(x +1\right) \left(5 x^{5}-9 x^{4}+3 x^{3}-5 x^{2}+3 x -1\right) = 0
Explicit closed form in Maple syntax:
piecewise(Or(n = 0,n = 1),1,n = 2,2,n = 3,6,4*n^2-10*n-5)
Explicit closed form in latex syntax:
\left\{\begin{array}{cc}1 & n =0\text{ or } n =1 \\ 2 & n =2 \\ 6 & n =3 \\ 4 n^{2}-10 n -5 & \mathit{\text{otherwise}} \end{array}\right.
Recurrence in maple format:
a(0) = 1
a(1) = 1
a(2) = 2
a(3) = 6
a(4) = 19
a(5) = 45
a(6) = 79
a(n) = 4*n^2-10*n-5, n >= 7
Recurrence in latex format:
a \! \left(0\right) = 1
a \! \left(1\right) = 1
a \! \left(2\right) = 2
a \! \left(3\right) = 6
a \! \left(4\right) = 19
a \! \left(5\right) = 45
a \! \left(6\right) = 79
a \! \left(n \right) = 4 n^{2}-10 n -5, \quad n \geq 7
Specification 1
Strategy pack name: point_placements
Tree: http://permpal.com/tree/18567/
System of equations in Maple syntax:
F[0,x] = F[1,x]+F[2,x]
F[1,x] = 1
F[2,x] = F[3,x]
F[3,x] = F[4,x]*F[5,x]
F[4,x] = x
F[5,x] = F[25,x]+F[6,x]
F[6,x] = F[1,x]+F[7,x]
F[7,x] = F[8,x]
F[8,x] = F[4,x]*F[9,x]
F[9,x] = F[10,x]+F[13,x]
F[10,x] = F[1,x]+F[11,x]
F[11,x] = F[12,x]
F[12,x] = F[10,x]*F[4,x]
F[13,x] = F[14,x]+F[18,x]
F[14,x] = F[15,x]
F[15,x] = F[16,x]*F[4,x]
F[16,x] = F[10,x]+F[17,x]
F[17,x] = F[14,x]
F[18,x] = F[19,x]
F[19,x] = F[20,x]*F[4,x]
F[20,x] = F[21,x]+F[24,x]
F[21,x] = F[22,x]
F[22,x] = F[23,x]*F[4,x]
F[23,x] = F[1,x]+F[21,x]
F[24,x] = F[19,x]
F[25,x] = F[26,x]+F[41,x]
F[26,x] = F[27,x]
F[27,x] = F[28,x]*F[4,x]
F[28,x] = F[29,x]+F[30,x]
F[29,x] = F[1,x]+F[14,x]
F[30,x] = F[26,x]+F[31,x]
F[31,x] = F[32,x]
F[32,x] = F[33,x]*F[4,x]
F[33,x] = F[34,x]
F[34,x] = F[14,x]+F[35,x]
F[35,x] = F[36,x]
F[36,x] = F[37,x]*F[4,x]
F[37,x] = F[38,x]
F[38,x] = F[11,x]+F[39,x]
F[39,x] = F[40,x]
F[40,x] = F[38,x]*F[4,x]
F[41,x] = F[42,x]+F[43,x]+F[76,x]
F[42,x] = 0
F[43,x] = F[4,x]*F[44,x]
F[44,x] = F[45,x]+F[67,x]
F[45,x] = F[46,x]+F[7,x]
F[46,x] = F[42,x]+F[47,x]+F[50,x]
F[47,x] = F[4,x]*F[48,x]
F[48,x] = F[38,x]+F[49,x]
F[49,x] = F[18,x]
F[50,x] = F[4,x]*F[51,x]
F[51,x] = F[20,x]+F[52,x]
F[52,x] = F[53,x]+F[60,x]
F[53,x] = F[42,x]+F[54,x]+F[56,x]
F[54,x] = F[4,x]*F[55,x]
F[55,x] = F[11,x]
F[56,x] = F[4,x]*F[57,x]
F[57,x] = F[58,x]+F[59,x]
F[58,x] = F[21,x]
F[59,x] = F[53,x]
F[60,x] = F[61,x]
F[61,x] = F[4,x]*F[62,x]
F[62,x] = F[63,x]+F[66,x]
F[63,x] = F[64,x]
F[64,x] = F[4,x]*F[65,x]
F[65,x] = F[21,x]+F[63,x]
F[66,x] = F[61,x]
F[67,x] = F[68,x]
F[68,x] = F[4,x]*F[69,x]
F[69,x] = F[20,x]+F[70,x]
F[70,x] = F[71,x]+F[75,x]
F[71,x] = F[72,x]
F[72,x] = F[4,x]*F[73,x]
F[73,x] = F[58,x]+F[74,x]
F[74,x] = F[71,x]
F[75,x] = F[61,x]
F[76,x] = F[4,x]*F[77,x]
F[77,x] = F[78,x]+F[83,x]
F[78,x] = F[21,x]+F[79,x]
F[79,x] = F[42,x]+F[80,x]+F[82,x]
F[80,x] = F[4,x]*F[81,x]
F[81,x] = F[11,x]+F[24,x]
F[82,x] = F[4,x]*F[78,x]
F[83,x] = F[84,x]+F[92,x]
F[84,x] = F[42,x]+F[85,x]+F[87,x]
F[85,x] = F[4,x]*F[86,x]
F[86,x] = F[14,x]
F[87,x] = F[4,x]*F[88,x]
F[88,x] = F[89,x]+F[91,x]
F[89,x] = F[21,x]+F[90,x]
F[90,x] = F[54,x]
F[91,x] = F[84,x]
F[92,x] = 2*F[42,x]+F[93,x]+F[95,x]
F[93,x] = F[4,x]*F[94,x]
F[94,x] = F[18,x]
F[95,x] = F[4,x]*F[96,x]
F[96,x] = F[63,x]+F[97,x]
F[97,x] = F[95,x]
System of equations in latex syntax:
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_{25}\! \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_{13}\! \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_{10}\! \left(x \right) F_{4}\! \left(x \right)
F_{13}\! \left(x \right) = F_{14}\! \left(x \right)+F_{18}\! \left(x \right)
F_{14}\! \left(x \right) = F_{15}\! \left(x \right)
F_{15}\! \left(x \right) = F_{16}\! \left(x \right) F_{4}\! \left(x \right)
F_{16}\! \left(x \right) = F_{10}\! \left(x \right)+F_{17}\! \left(x \right)
F_{17}\! \left(x \right) = F_{14}\! \left(x \right)
F_{18}\! \left(x \right) = F_{19}\! \left(x \right)
F_{19}\! \left(x \right) = F_{20}\! \left(x \right) F_{4}\! \left(x \right)
F_{20}\! \left(x \right) = F_{21}\! \left(x \right)+F_{24}\! \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_{1}\! \left(x \right)+F_{21}\! \left(x \right)
F_{24}\! \left(x \right) = F_{19}\! \left(x \right)
F_{25}\! \left(x \right) = F_{26}\! \left(x \right)+F_{41}\! \left(x \right)
F_{26}\! \left(x \right) = F_{27}\! \left(x \right)
F_{27}\! \left(x \right) = F_{28}\! \left(x \right) F_{4}\! \left(x \right)
F_{28}\! \left(x \right) = F_{29}\! \left(x \right)+F_{30}\! \left(x \right)
F_{29}\! \left(x \right) = F_{1}\! \left(x \right)+F_{14}\! \left(x \right)
F_{30}\! \left(x \right) = F_{26}\! \left(x \right)+F_{31}\! \left(x \right)
F_{31}\! \left(x \right) = F_{32}\! \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_{34}\! \left(x \right) = F_{14}\! \left(x \right)+F_{35}\! \left(x \right)
F_{35}\! \left(x \right) = F_{36}\! \left(x \right)
F_{36}\! \left(x \right) = F_{37}\! \left(x \right) F_{4}\! \left(x \right)
F_{37}\! \left(x \right) = F_{38}\! \left(x \right)
F_{38}\! \left(x \right) = F_{11}\! \left(x \right)+F_{39}\! \left(x \right)
F_{39}\! \left(x \right) = F_{40}\! \left(x \right)
F_{40}\! \left(x \right) = F_{38}\! \left(x \right) F_{4}\! \left(x \right)
F_{41}\! \left(x \right) = F_{42}\! \left(x \right)+F_{43}\! \left(x \right)+F_{76}\! \left(x \right)
F_{42}\! \left(x \right) = 0
F_{43}\! \left(x \right) = F_{4}\! \left(x \right) F_{44}\! \left(x \right)
F_{44}\! \left(x \right) = F_{45}\! \left(x \right)+F_{67}\! \left(x \right)
F_{45}\! \left(x \right) = F_{46}\! \left(x \right)+F_{7}\! \left(x \right)
F_{46}\! \left(x \right) = F_{42}\! \left(x \right)+F_{47}\! \left(x \right)+F_{50}\! \left(x \right)
F_{47}\! \left(x \right) = F_{4}\! \left(x \right) F_{48}\! \left(x \right)
F_{48}\! \left(x \right) = F_{38}\! \left(x \right)+F_{49}\! \left(x \right)
F_{49}\! \left(x \right) = F_{18}\! \left(x \right)
F_{50}\! \left(x \right) = F_{4}\! \left(x \right) F_{51}\! \left(x \right)
F_{51}\! \left(x \right) = F_{20}\! \left(x \right)+F_{52}\! \left(x \right)
F_{52}\! \left(x \right) = F_{53}\! \left(x \right)+F_{60}\! \left(x \right)
F_{53}\! \left(x \right) = F_{42}\! \left(x \right)+F_{54}\! \left(x \right)+F_{56}\! \left(x \right)
F_{54}\! \left(x \right) = F_{4}\! \left(x \right) F_{55}\! \left(x \right)
F_{55}\! \left(x \right) = F_{11}\! \left(x \right)
F_{56}\! \left(x \right) = F_{4}\! \left(x \right) F_{57}\! \left(x \right)
F_{57}\! \left(x \right) = F_{58}\! \left(x \right)+F_{59}\! \left(x \right)
F_{58}\! \left(x \right) = F_{21}\! \left(x \right)
F_{59}\! \left(x \right) = F_{53}\! \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_{63}\! \left(x \right)+F_{66}\! \left(x \right)
F_{63}\! \left(x \right) = F_{64}\! \left(x \right)
F_{64}\! \left(x \right) = F_{4}\! \left(x \right) F_{65}\! \left(x \right)
F_{65}\! \left(x \right) = F_{21}\! \left(x \right)+F_{63}\! \left(x \right)
F_{66}\! \left(x \right) = F_{61}\! \left(x \right)
F_{67}\! \left(x \right) = F_{68}\! \left(x \right)
F_{68}\! \left(x \right) = F_{4}\! \left(x \right) F_{69}\! \left(x \right)
F_{69}\! \left(x \right) = F_{20}\! \left(x \right)+F_{70}\! \left(x \right)
F_{70}\! \left(x \right) = F_{71}\! \left(x \right)+F_{75}\! \left(x \right)
F_{71}\! \left(x \right) = F_{72}\! \left(x \right)
F_{72}\! \left(x \right) = F_{4}\! \left(x \right) F_{73}\! \left(x \right)
F_{73}\! \left(x \right) = F_{58}\! \left(x \right)+F_{74}\! \left(x \right)
F_{74}\! \left(x \right) = F_{71}\! \left(x \right)
F_{75}\! \left(x \right) = F_{61}\! \left(x \right)
F_{76}\! \left(x \right) = F_{4}\! \left(x \right) F_{77}\! \left(x \right)
F_{77}\! \left(x \right) = F_{78}\! \left(x \right)+F_{83}\! \left(x \right)
F_{78}\! \left(x \right) = F_{21}\! \left(x \right)+F_{79}\! \left(x \right)
F_{79}\! \left(x \right) = F_{42}\! \left(x \right)+F_{80}\! \left(x \right)+F_{82}\! \left(x \right)
F_{80}\! \left(x \right) = F_{4}\! \left(x \right) F_{81}\! \left(x \right)
F_{81}\! \left(x \right) = F_{11}\! \left(x \right)+F_{24}\! \left(x \right)
F_{82}\! \left(x \right) = F_{4}\! \left(x \right) F_{78}\! \left(x \right)
F_{83}\! \left(x \right) = F_{84}\! \left(x \right)+F_{92}\! \left(x \right)
F_{84}\! \left(x \right) = F_{42}\! \left(x \right)+F_{85}\! \left(x \right)+F_{87}\! \left(x \right)
F_{85}\! \left(x \right) = F_{4}\! \left(x \right) F_{86}\! \left(x \right)
F_{86}\! \left(x \right) = F_{14}\! \left(x \right)
F_{87}\! \left(x \right) = F_{4}\! \left(x \right) F_{88}\! \left(x \right)
F_{88}\! \left(x \right) = F_{89}\! \left(x \right)+F_{91}\! \left(x \right)
F_{89}\! \left(x \right) = F_{21}\! \left(x \right)+F_{90}\! \left(x \right)
F_{90}\! \left(x \right) = F_{54}\! \left(x \right)
F_{91}\! \left(x \right) = F_{84}\! \left(x \right)
F_{92}\! \left(x \right) = 2 F_{42}\! \left(x \right)+F_{93}\! \left(x \right)+F_{95}\! \left(x \right)
F_{93}\! \left(x \right) = F_{4}\! \left(x \right) F_{94}\! \left(x \right)
F_{94}\! \left(x \right) = F_{18}\! \left(x \right)
F_{95}\! \left(x \right) = F_{4}\! \left(x \right) F_{96}\! \left(x \right)
F_{96}\! \left(x \right) = F_{63}\! \left(x \right)+F_{97}\! \left(x \right)
F_{97}\! \left(x \right) = F_{95}\! \left(x \right)
System of equations in sympy syntax:
Eq(F_0(x), F_1(x) + F_2(x))
Eq(F_1(x), 1)
Eq(F_2(x), F_3(x))
Eq(F_3(x), F_4(x)*F_5(x))
Eq(F_4(x), x)
Eq(F_5(x), F_25(x) + F_6(x))
Eq(F_6(x), F_1(x) + F_7(x))
Eq(F_7(x), F_8(x))
Eq(F_8(x), F_4(x)*F_9(x))
Eq(F_9(x), F_10(x) + F_13(x))
Eq(F_10(x), F_1(x) + F_11(x))
Eq(F_11(x), F_12(x))
Eq(F_12(x), F_10(x)*F_4(x))
Eq(F_13(x), F_14(x) + F_18(x))
Eq(F_14(x), F_15(x))
Eq(F_15(x), F_16(x)*F_4(x))
Eq(F_16(x), F_10(x) + F_17(x))
Eq(F_17(x), F_14(x))
Eq(F_18(x), F_19(x))
Eq(F_19(x), F_20(x)*F_4(x))
Eq(F_20(x), F_21(x) + F_24(x))
Eq(F_21(x), F_22(x))
Eq(F_22(x), F_23(x)*F_4(x))
Eq(F_23(x), F_1(x) + F_21(x))
Eq(F_24(x), F_19(x))
Eq(F_25(x), F_26(x) + F_41(x))
Eq(F_26(x), F_27(x))
Eq(F_27(x), F_28(x)*F_4(x))
Eq(F_28(x), F_29(x) + F_30(x))
Eq(F_29(x), F_1(x) + F_14(x))
Eq(F_30(x), F_26(x) + F_31(x))
Eq(F_31(x), F_32(x))
Eq(F_32(x), F_33(x)*F_4(x))
Eq(F_33(x), F_34(x))
Eq(F_34(x), F_14(x) + F_35(x))
Eq(F_35(x), F_36(x))
Eq(F_36(x), F_37(x)*F_4(x))
Eq(F_37(x), F_38(x))
Eq(F_38(x), F_11(x) + F_39(x))
Eq(F_39(x), F_40(x))
Eq(F_40(x), F_38(x)*F_4(x))
Eq(F_41(x), F_42(x) + F_43(x) + F_76(x))
Eq(F_42(x), 0)
Eq(F_43(x), F_4(x)*F_44(x))
Eq(F_44(x), F_45(x) + F_67(x))
Eq(F_45(x), F_46(x) + F_7(x))
Eq(F_46(x), F_42(x) + F_47(x) + F_50(x))
Eq(F_47(x), F_4(x)*F_48(x))
Eq(F_48(x), F_38(x) + F_49(x))
Eq(F_49(x), F_18(x))
Eq(F_50(x), F_4(x)*F_51(x))
Eq(F_51(x), F_20(x) + F_52(x))
Eq(F_52(x), F_53(x) + F_60(x))
Eq(F_53(x), F_42(x) + F_54(x) + F_56(x))
Eq(F_54(x), F_4(x)*F_55(x))
Eq(F_55(x), F_11(x))
Eq(F_56(x), F_4(x)*F_57(x))
Eq(F_57(x), F_58(x) + F_59(x))
Eq(F_58(x), F_21(x))
Eq(F_59(x), F_53(x))
Eq(F_60(x), F_61(x))
Eq(F_61(x), F_4(x)*F_62(x))
Eq(F_62(x), F_63(x) + F_66(x))
Eq(F_63(x), F_64(x))
Eq(F_64(x), F_4(x)*F_65(x))
Eq(F_65(x), F_21(x) + F_63(x))
Eq(F_66(x), F_61(x))
Eq(F_67(x), F_68(x))
Eq(F_68(x), F_4(x)*F_69(x))
Eq(F_69(x), F_20(x) + F_70(x))
Eq(F_70(x), F_71(x) + F_75(x))
Eq(F_71(x), F_72(x))
Eq(F_72(x), F_4(x)*F_73(x))
Eq(F_73(x), F_58(x) + F_74(x))
Eq(F_74(x), F_71(x))
Eq(F_75(x), F_61(x))
Eq(F_76(x), F_4(x)*F_77(x))
Eq(F_77(x), F_78(x) + F_83(x))
Eq(F_78(x), F_21(x) + F_79(x))
Eq(F_79(x), F_42(x) + F_80(x) + F_82(x))
Eq(F_80(x), F_4(x)*F_81(x))
Eq(F_81(x), F_11(x) + F_24(x))
Eq(F_82(x), F_4(x)*F_78(x))
Eq(F_83(x), F_84(x) + F_92(x))
Eq(F_84(x), F_42(x) + F_85(x) + F_87(x))
Eq(F_85(x), F_4(x)*F_86(x))
Eq(F_86(x), F_14(x))
Eq(F_87(x), F_4(x)*F_88(x))
Eq(F_88(x), F_89(x) + F_91(x))
Eq(F_89(x), F_21(x) + F_90(x))
Eq(F_90(x), F_54(x))
Eq(F_91(x), F_84(x))
Eq(F_92(x), 2*F_42(x) + F_93(x) + F_95(x))
Eq(F_93(x), F_4(x)*F_94(x))
Eq(F_94(x), F_18(x))
Eq(F_95(x), F_4(x)*F_96(x))
Eq(F_96(x), F_63(x) + F_97(x))
Eq(F_97(x), F_95(x))
Pack JSON:
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Specification JSON:
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