A263002 - cp's OEIS frontend

A263002 Expansion of (f(-x^5) / f(-x))^2 in powers of x where f() is a Ramanujan theta function.

n	a(n)
0	1
1	2
2	5
3	10
4	20
5	34
6	61
7	100
8	165
9	260
10	408
11	620
12	940
13	1390
14	2045
15	2960
16	4257
17	6040
18	8525
19	11900
20	16522
21	22738
22	31130
23	42300
24	57210
25	76872
26	102834
27	136800
28	181230
29	238900
30	313725
31	410160
32	534330
33	693330
34	896655
35	1155420
36	1484274
37	1900420
38	2426215
39	3088100

[1, 2, 5, 10, 20, 34, 61, 100, 165, 260, 408, 620, 940, 1390, 2045, 2960, 4257, 6040, 8525, 11900, 16522, 22738, 31130, 42300, 57210, 76872, 102834, 136800, 181230, 238900, 313725, 410160, 534330, 693330, 896655, 1155420, 1484274, 1900420, 2426215, 3088100]

cp's OEIS Frontend

A263002 Expansion of (f(-x^5) / f(-x))^2 in powers of x where f() is a Ramanujan theta function.

Table of values

List of values