A319756 - cp's OEIS frontend

A319756 Expansion of Product_{k>=1} (1 - x^k)/(1 - k*x^k).

n	a(n)
0	1
1	0
2	1
3	2
4	5
5	6
6	18
7	20
8	52
9	76
10	151
11	214
12	486
13	638
14	1265
15	1990
16	3572
17	5288
18	9968
19	14568
20	26270
21	40246
22	68326
23	104414
24	182191
25	271892
26	457636
27	708012
28	1164554
29	1774422
30	2945077
31	4450020
32	7261298
33	11138514
34	17827308
35	27228060
36	43860232
37	66305840
38	105486224
39	161284674
40	253846152

[1, 0, 1, 2, 5, 6, 18, 20, 52, 76, 151, 214, 486, 638, 1265, 1990, 3572, 5288, 9968, 14568, 26270, 40246, 68326, 104414, 182191, 271892, 457636, 708012, 1164554, 1774422, 2945077, 4450020, 7261298, 11138514, 17827308, 27228060, 43860232, 66305840, 105486224, 161284674, 253846152]

cp's OEIS Frontend

A319756 Expansion of Product_{k>=1} (1 - x^k)/(1 - k*x^k).

Table of values

List of values