A363649 - cp's OEIS frontend

A363649 Expansion of Sum_{k>0} x^(2k)/(1 - (kx)^k)^2.

n	a(n)
1	0
2	1
3	2
4	4
5	4
6	14
7	6
8	56
9	62
10	266
11	10
12	3991
13	12
14	6158
15	84996
16	225296
17	16
18	2881607
19	18
20	96995583
21	87740548
22	2621462
23	22
24	30762215703
25	122070312524
26	50331674
27	84457666628
28	8631957089039
29	28
30	885639790229244
31	30
32	2814753793638432
33	76826598191124

[0, 1, 2, 4, 4, 14, 6, 56, 62, 266, 10, 3991, 12, 6158, 84996, 225296, 16, 2881607, 18, 96995583, 87740548, 2621462, 22, 30762215703, 122070312524, 50331674, 84457666628, 8631957089039, 28, 885639790229244, 30, 2814753793638432, 76826598191124]

cp's OEIS Frontend

A363649 Expansion of Sum_{k>0} x^(2k)/(1 - (kx)^k)^2.

Table of values

List of values

cp's OEIS Frontend

A363649 Expansion of Sum_{k>0} x^(2*k)/(1 - (k*x)^k)^2.

Table of values

List of values

A363649 Expansion of Sum_{k>0} x^(2k)/(1 - (kx)^k)^2.