A138483 - cp's OEIS frontend

A138483 Expansion of (phi(q)^3 * phi(q^5) - phi(q) * phi(q^5)^3) / 4 in powers of q where phi() is a Ramanujan theta function.

n	a(n)
1	1
2	3
3	2
4	1
5	5
6	6
7	6
8	7
9	7
10	15
11	12
12	2
13	12
14	18
15	10
16	9
17	16
18	21
19	20
20	5
21	12
22	36
23	22
24	14
25	25
26	36
27	20
28	6
29	30
30	30
31	32
32	23
33	24
34	48
35	30
36	7
37	36
38	60
39	24
40	35
41	42
42	36
43	42
44	12
45	35
46	66
47	46
48	18
49	43
50	75
51	32
52	12
53	52
54	60
55	60
56	42
57	40
58	90
59	60
60	10
61	62
62	96
63	42
64	41
65	60
66	72
67	66
68	16
69	44

[1, 3, 2, 1, 5, 6, 6, 7, 7, 15, 12, 2, 12, 18, 10, 9, 16, 21, 20, 5, 12, 36, 22, 14, 25, 36, 20, 6, 30, 30, 32, 23, 24, 48, 30, 7, 36, 60, 24, 35, 42, 36, 42, 12, 35, 66, 46, 18, 43, 75, 32, 12, 52, 60, 60, 42, 40, 90, 60, 10, 62, 96, 42, 41, 60, 72, 66, 16, 44]

cp's OEIS Frontend

A138483 Expansion of (phi(q)^3 * phi(q^5) - phi(q) * phi(q^5)^3) / 4 in powers of q where phi() is a Ramanujan theta function.

Table of values

List of values

n	a(n)
1	1
2	3
3	2
4	1
5	5
6	6
7	6
8	7
9	7
10	15
11	12
12	2
13	12
14	18
15	10
16	9
17	16
18	21
19	20
20	5
21	12
22	36
23	22
24	14
25	25
26	36
27	20
28	6
29	30
30	30
31	32
32	23
33	24
34	48
35	30
36	7
37	36
38	60
39	24
40	35
41	42
42	36
43	42
44	12
45	35
46	66
47	46
48	18
49	43
50	75
51	32
52	12
53	52
54	60
55	60
56	42
57	40
58	90
59	60
60	10
61	62
62	96
63	42
64	41
65	60
66	72
67	66
68	16
69	44

n	a(n)
1	1
2	3
3	2
4	1
5	5
6	6
7	6
8	7
9	7
10	15
11	12
12	2
13	12
14	18
15	10
16	9
17	16
18	21
19	20
20	5
21	12
22	36
23	22
24	14
25	25
26	36
27	20
28	6
29	30
30	30
31	32
32	23
33	24
34	48
35	30
36	7
37	36
38	60
39	24
40	35
41	42
42	36
43	42
44	12
45	35
46	66
47	46
48	18
49	43
50	75
51	32
52	12
53	52
54	60
55	60
56	42
57	40
58	90
59	60
60	10
61	62
62	96
63	42
64	41
65	60
66	72
67	66
68	16
69	44

n	a(n)
1	1
2	3
3	2
4	1
5	5
6	6
7	6
8	7
9	7
10	15
11	12
12	2
13	12
14	18
15	10
16	9
17	16
18	21
19	20
20	5
21	12
22	36
23	22
24	14
25	25
26	36
27	20
28	6
29	30
30	30
31	32
32	23
33	24
34	48
35	30
36	7
37	36
38	60
39	24
40	35
41	42
42	36
43	42
44	12
45	35
46	66
47	46
48	18
49	43
50	75
51	32
52	12
53	52
54	60
55	60
56	42
57	40
58	90
59	60
60	10
61	62
62	96
63	42
64	41
65	60
66	72
67	66
68	16
69	44