A324486 - cp's OEIS frontend

A324486 G.f. = (1-3x+x^2)^3(1+3x+x^2)^3(1-x^2)^10/((1-4x-x^2)(1-x-x^2)^6*(1+x-x^2)^9).

n	a(n)
0	1
1	1
2	1
3	22
4	53
5	319
6	1222
7	5357
8	22814
9	95711
10	409402
11	1723313
12	7327733
13	30977386
14	131351989
15	556154467
16	2356344131
17	9980896486
18	42280500142
19	179102657228
20	758687704322
21	3213865245350
22	13614106736560
23	57670398570710
24	244295410576130

[1, 1, 1, 22, 53, 319, 1222, 5357, 22814, 95711, 409402, 1723313, 7327733, 30977386, 131351989, 556154467, 2356344131, 9980896486, 42280500142, 179102657228, 758687704322, 3213865245350, 13614106736560, 57670398570710, 244295410576130]

cp's OEIS Frontend

A324486 G.f. = (1-3x+x^2)^3(1+3x+x^2)^3(1-x^2)^10/((1-4x-x^2)(1-x-x^2)^6*(1+x-x^2)^9).

Table of values

List of values

cp's OEIS Frontend

A324486 G.f. = (1-3*x+x^2)^3*(1+3*x+x^2)^3*(1-x^2)^10/((1-4*x-x^2)*(1-x-x^2)^6*(1+x-x^2)^9).

Table of values

List of values

A324486 G.f. = (1-3x+x^2)^3(1+3x+x^2)^3(1-x^2)^10/((1-4x-x^2)(1-x-x^2)^6*(1+x-x^2)^9).