A309732 - cp's OEIS frontend

A309732 Expansion of Sum_{k>=1} k^2 * x^k/(1 - x^k)^3.

n	a(n)
1	1
2	7
3	15
4	38
5	40
6	108
7	77
8	188
9	180
10	290
11	187
12	600
13	260
14	560
15	630
16	888
17	442
18	1323
19	551
20	1620
21	1218
22	1364
23	805
24	3024
25	1325
26	1898
27	1998
28	3136
29	1276
30	4680
31	1457
32	4080
33	2970
34	3230
35	3290
36	7470
37	2072
38	4028
39	4134
40	8200
41	2542
42	9072
43	2795
44	7656
45	7830
46	5888
47	3337
48	14496
49	4998
50	9825
51	7038

[1, 7, 15, 38, 40, 108, 77, 188, 180, 290, 187, 600, 260, 560, 630, 888, 442, 1323, 551, 1620, 1218, 1364, 805, 3024, 1325, 1898, 1998, 3136, 1276, 4680, 1457, 4080, 2970, 3230, 3290, 7470, 2072, 4028, 4134, 8200, 2542, 9072, 2795, 7656, 7830, 5888, 3337, 14496, 4998, 9825, 7038]

cp's OEIS Frontend

A309732 Expansion of Sum_{k>=1} k^2 * x^k/(1 - x^k)^3.

Table of values

List of values