A258939 - cp's OEIS frontend

A258939 Expansion of f(-x^3, -x^5) * f(x^3, x^13) / (f(-x, -x^2) * f(-x^8, -x^16)) in powers of x where f(, ) is Ramanujan's general theta function.

n	a(n)
0	1
1	1
2	2
3	3
4	5
5	6
6	9
7	12
8	17
9	22
10	30
11	38
12	51
13	64
14	83
15	104
16	133
17	165
18	208
19	256
20	319
21	390
22	481
23	584
24	715
25	863
26	1047
27	1258
28	1517
29	1812
30	2172
31	2584
32	3080
33	3648
34	4327
35	5104
36	6028
37	7084
38	8330
39	9756
40	11430
41	13340
42	15574
43	18122
44	21086
45	24464
46	28378
47	32832
48	37977
49	43823

[1, 1, 2, 3, 5, 6, 9, 12, 17, 22, 30, 38, 51, 64, 83, 104, 133, 165, 208, 256, 319, 390, 481, 584, 715, 863, 1047, 1258, 1517, 1812, 2172, 2584, 3080, 3648, 4327, 5104, 6028, 7084, 8330, 9756, 11430, 13340, 15574, 18122, 21086, 24464, 28378, 32832, 37977, 43823]

cp's OEIS Frontend

A258939 Expansion of f(-x^3, -x^5) * f(x^3, x^13) / (f(-x, -x^2) * f(-x^8, -x^16)) in powers of x where f(, ) is Ramanujan's general theta function.

Table of values

List of values