A213592 - cp's OEIS frontend

A213592 Expansion of q^(-1/3) * phi(q^2) * c(q) / 3 in powers of q where phi() is a Ramanujan theta function and c() is a cubic AGM theta function.

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

[1, 1, 4, 2, 6, 1, 6, 2, 7, 4, 8, 4, 10, 2, 10, 0, 9, 6, 12, 6, 10, 1, 14, 4, 16, 6, 8, 8, 12, 2, 12, 0, 20, 7, 20, 6, 10, 4, 20, 6, 11, 8, 16, 8, 20, 4, 14, 0, 20, 10, 12, 8, 26, 2, 22, 6, 15, 10, 20, 12, 18, 0, 28, 0, 20, 9, 20, 14, 16, 6, 10, 6, 24, 12, 32]

cp's OEIS Frontend

A213592 Expansion of q^(-1/3) * phi(q^2) * c(q) / 3 in powers of q where phi() is a Ramanujan theta function and c() is a cubic AGM theta function.

Table of values

List of values

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

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

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