A232635 - cp's OEIS frontend

A232635 Expansion of psi(x) * phi(x^2)^2 in powers of x where phi(), psi() are Ramanujan theta functions.

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

[1, 1, 4, 5, 4, 8, 1, 4, 8, 4, 13, 12, 4, 8, 8, 1, 12, 8, 8, 12, 16, 13, 4, 16, 4, 12, 20, 8, 5, 12, 12, 12, 16, 8, 8, 20, 17, 16, 16, 8, 20, 24, 8, 8, 16, 1, 24, 16, 8, 12, 20, 16, 12, 28, 12, 33, 20, 8, 16, 12, 16, 20, 24, 8, 16, 32, 1, 12, 32, 8, 16, 32, 8]

cp's OEIS Frontend

A232635 Expansion of psi(x) * phi(x^2)^2 in powers of x where phi(), psi() are Ramanujan theta functions.

Table of values

List of values

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

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

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