A363641 - cp's OEIS frontend

A363641 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	10
7	6
8	20
9	14
10	42
11	10
12	127
13	12
14	206
15	132
16	512
17	16
18	1459
19	18
20	2655
21	1492
22	5142
23	22
24	17795
25	524
26	24602
27	17540
28	59567
29	28
30	177776
31	30
32	274656
33	196884
34	524322
35	20156
36	1901506
37	36
38	2359334
39	2125828
40	5682323
41	40
42	17453224
43	42
44	24641943
45	22948512
46	46137390
47	46

[0, 1, 2, 4, 4, 10, 6, 20, 14, 42, 10, 127, 12, 206, 132, 512, 16, 1459, 18, 2655, 1492, 5142, 22, 17795, 524, 24602, 17540, 59567, 28, 177776, 30, 274656, 196884, 524322, 20156, 1901506, 36, 2359334, 2125828, 5682323, 40, 17453224, 42, 24641943, 22948512, 46137390, 46]

cp's OEIS Frontend

A363641 Expansion of Sum_{k>0} x^(2k)/(1 - kx^k)^2.

Table of values

List of values

cp's OEIS Frontend

A363641 Expansion of Sum_{k>0} x^(2*k)/(1 - k*x^k)^2.

Table of values

List of values

A363641 Expansion of Sum_{k>0} x^(2k)/(1 - kx^k)^2.