A307262 - cp's OEIS frontend

A307262 Expansion of Product_{k>=1} (1 + k*x^k/(1 - x)^k).

n	a(n)
0	1
1	1
2	3
3	10
4	29
5	82
6	231
7	646
8	1780
9	4835
10	13009
11	34794
12	92600
13	245119
14	644983
15	1686869
16	4387030
17	11353686
18	29261059
19	75134965
20	192261744
21	490305251
22	1246128051
23	3156425284
24	7969135647
25	20057905672
26	50339682075
27	126002008265
28	314604617989
29	783668652379
30	1947689149020

[1, 1, 3, 10, 29, 82, 231, 646, 1780, 4835, 13009, 34794, 92600, 245119, 644983, 1686869, 4387030, 11353686, 29261059, 75134965, 192261744, 490305251, 1246128051, 3156425284, 7969135647, 20057905672, 50339682075, 126002008265, 314604617989, 783668652379, 1947689149020]

cp's OEIS Frontend

A307262 Expansion of Product_{k>=1} (1 + k*x^k/(1 - x)^k).

Table of values

List of values