A262090 - cp's OEIS frontend

A262090 Expansion of f(x^3, x^21) / f(-x^2, -x^4) where f(, ) is the Ramanujan general theta function.

n	a(n)
0	1
1	0
2	1
3	1
4	2
5	1
6	3
7	2
8	5
9	3
10	7
11	5
12	11
13	7
14	15
15	11
16	22
17	15
18	30
19	22
20	42
21	31
22	56
23	43
24	77
25	58
26	101
27	80
28	135
29	106
30	177
31	142
32	232
33	187
34	299
35	246
36	388
37	319
38	495
39	415
40	634
41	532
42	803
43	683
44	1017
45	869
46	1277
47	1103
48	1605
49	1390
50	2000
51	1751
52	2492
53	2189
54	3087
55	2733
56	3819

[1, 0, 1, 1, 2, 1, 3, 2, 5, 3, 7, 5, 11, 7, 15, 11, 22, 15, 30, 22, 42, 31, 56, 43, 77, 58, 101, 80, 135, 106, 177, 142, 232, 187, 299, 246, 388, 319, 495, 415, 634, 532, 803, 683, 1017, 869, 1277, 1103, 1605, 1390, 2000, 1751, 2492, 2189, 3087, 2733, 3819]

cp's OEIS Frontend

A262090 Expansion of f(x^3, x^21) / f(-x^2, -x^4) where f(, ) is the Ramanujan general theta function.

Table of values

List of values