A270924 - cp's OEIS frontend

A270924 Coefficient of x^n in Product_{k>=1} ((1 + x^k) / (1 - x^k))^(k*n).

n	a(n)
0	1
1	2
2	16
3	128
4	1056
5	8952
6	77200
7	673948
8	5937792
9	52689170
10	470210016
11	4215834328
12	37945215552
13	342650763392
14	3102866408560
15	28166168335128
16	256220106742272
17	2335126111557564
18	21317113277158336
19	194890649121580880
20	1784158030393621056
21	16353089279998330456

[1, 2, 16, 128, 1056, 8952, 77200, 673948, 5937792, 52689170, 470210016, 4215834328, 37945215552, 342650763392, 3102866408560, 28166168335128, 256220106742272, 2335126111557564, 21317113277158336, 194890649121580880, 1784158030393621056, 16353089279998330456]

cp's OEIS Frontend

A270924 Coefficient of x^n in Product_{k>=1} ((1 + x^k) / (1 - x^k))^(k*n).

Table of values

List of values