A131961 - cp's OEIS frontend

A131961 Expansion of f(x, x^2) * f(x^2, x^2) in powers of x where f(, ) is Ramanujan's general theta function.

n	a(n)
0	1
1	1
2	3
3	2
4	2
5	1
6	0
7	3
8	2
9	4
10	2
11	0
12	1
13	2
14	2
15	3
16	0
17	2
18	2
19	2
20	4
21	0
22	1
23	4
24	2
25	2
26	1
27	0
28	2
29	0
30	4
31	0
32	2
33	4
34	4
35	1
36	0
37	4
38	0
39	2
40	3
41	0
42	2
43	2
44	4
45	0
46	0
47	2
48	2
49	0
50	2
51	3
52	2
53	4
54	2
55	2
56	0
57	3
58	4
59	4
60	0
61	0
62	2
63	0
64	0
65	4
66	0
67	2
68	0
69	2
70	1
71	0
72	8
73	2
74	2
75	2
76	2
77	3
78	2
79	4
80	0
81	0
82	0
83	2
84	2
85	4
86	0

[1, 1, 3, 2, 2, 1, 0, 3, 2, 4, 2, 0, 1, 2, 2, 3, 0, 2, 2, 2, 4, 0, 1, 4, 2, 2, 1, 0, 2, 0, 4, 0, 2, 4, 4, 1, 0, 4, 0, 2, 3, 0, 2, 2, 4, 0, 0, 2, 2, 0, 2, 3, 2, 4, 2, 2, 0, 3, 4, 4, 0, 0, 2, 0, 0, 4, 0, 2, 0, 2, 1, 0, 8, 2, 2, 2, 2, 3, 2, 4, 0, 0, 0, 2, 2, 4, 0]

cp's OEIS Frontend

A131961 Expansion of f(x, x^2) * f(x^2, x^2) in powers of x where f(, ) is Ramanujan's general theta function.

Table of values

List of values

n	a(n)
0	1
1	1
2	3
3	2
4	2
5	1
6	0
7	3
8	2
9	4
10	2
11	0
12	1
13	2
14	2
15	3
16	0
17	2
18	2
19	2
20	4
21	0
22	1
23	4
24	2
25	2
26	1
27	0
28	2
29	0
30	4
31	0
32	2
33	4
34	4
35	1
36	0
37	4
38	0
39	2
40	3
41	0
42	2
43	2
44	4
45	0
46	0
47	2
48	2
49	0
50	2
51	3
52	2
53	4
54	2
55	2
56	0
57	3
58	4
59	4
60	0
61	0
62	2
63	0
64	0
65	4
66	0
67	2
68	0
69	2
70	1
71	0
72	8
73	2
74	2
75	2
76	2
77	3
78	2
79	4
80	0
81	0
82	0
83	2
84	2
85	4
86	0

n	a(n)
0	1
1	1
2	3
3	2
4	2
5	1
6	0
7	3
8	2
9	4
10	2
11	0
12	1
13	2
14	2
15	3
16	0
17	2
18	2
19	2
20	4
21	0
22	1
23	4
24	2
25	2
26	1
27	0
28	2
29	0
30	4
31	0
32	2
33	4
34	4
35	1
36	0
37	4
38	0
39	2
40	3
41	0
42	2
43	2
44	4
45	0
46	0
47	2
48	2
49	0
50	2
51	3
52	2
53	4
54	2
55	2
56	0
57	3
58	4
59	4
60	0
61	0
62	2
63	0
64	0
65	4
66	0
67	2
68	0
69	2
70	1
71	0
72	8
73	2
74	2
75	2
76	2
77	3
78	2
79	4
80	0
81	0
82	0
83	2
84	2
85	4
86	0

n	a(n)
0	1
1	1
2	3
3	2
4	2
5	1
6	0
7	3
8	2
9	4
10	2
11	0
12	1
13	2
14	2
15	3
16	0
17	2
18	2
19	2
20	4
21	0
22	1
23	4
24	2
25	2
26	1
27	0
28	2
29	0
30	4
31	0
32	2
33	4
34	4
35	1
36	0
37	4
38	0
39	2
40	3
41	0
42	2
43	2
44	4
45	0
46	0
47	2
48	2
49	0
50	2
51	3
52	2
53	4
54	2
55	2
56	0
57	3
58	4
59	4
60	0
61	0
62	2
63	0
64	0
65	4
66	0
67	2
68	0
69	2
70	1
71	0
72	8
73	2
74	2
75	2
76	2
77	3
78	2
79	4
80	0
81	0
82	0
83	2
84	2
85	4
86	0