A260109 - cp's OEIS frontend

A260109 Expansion of f(x^3) * f(-x^3)^2 * psi(x)^2 / psi(-x) in powers of x where psi(), f() are Ramanujan theta functions.

n	a(n)
0	1
1	3
2	4
3	6
4	9
5	12
6	14
7	12
8	16
9	18
10	18
11	24
12	21
13	27
14	28
15	30
16	36
17	24
18	38
19	42
20	40
21	42
22	36
23	48
24	43
25	48
26	52
27	48
28	54
29	60
30	62
31	54
32	56
33	66
34	72
35	72
36	74
37	63
38	72
39	78
40	81
41	84
42	64
43	84
44	88
45	84
46	90
47	72
48	98
49	108
50	100
51	102
52	72
53	108
54	110
55	114
56	112
57	96
58	126
59	96
60	133
61	120
62	104

[1, 3, 4, 6, 9, 12, 14, 12, 16, 18, 18, 24, 21, 27, 28, 30, 36, 24, 38, 42, 40, 42, 36, 48, 43, 48, 52, 48, 54, 60, 62, 54, 56, 66, 72, 72, 74, 63, 72, 78, 81, 84, 64, 84, 88, 84, 90, 72, 98, 108, 100, 102, 72, 108, 110, 114, 112, 96, 126, 96, 133, 120, 104]

cp's OEIS Frontend

A260109 Expansion of f(x^3) * f(-x^3)^2 * psi(x)^2 / psi(-x) in powers of x where psi(), f() are Ramanujan theta functions.

Table of values

List of values

n	a(n)
0	1
1	3
2	4
3	6
4	9
5	12
6	14
7	12
8	16
9	18
10	18
11	24
12	21
13	27
14	28
15	30
16	36
17	24
18	38
19	42
20	40
21	42
22	36
23	48
24	43
25	48
26	52
27	48
28	54
29	60
30	62
31	54
32	56
33	66
34	72
35	72
36	74
37	63
38	72
39	78
40	81
41	84
42	64
43	84
44	88
45	84
46	90
47	72
48	98
49	108
50	100
51	102
52	72
53	108
54	110
55	114
56	112
57	96
58	126
59	96
60	133
61	120
62	104

n	a(n)
0	1
1	3
2	4
3	6
4	9
5	12
6	14
7	12
8	16
9	18
10	18
11	24
12	21
13	27
14	28
15	30
16	36
17	24
18	38
19	42
20	40
21	42
22	36
23	48
24	43
25	48
26	52
27	48
28	54
29	60
30	62
31	54
32	56
33	66
34	72
35	72
36	74
37	63
38	72
39	78
40	81
41	84
42	64
43	84
44	88
45	84
46	90
47	72
48	98
49	108
50	100
51	102
52	72
53	108
54	110
55	114
56	112
57	96
58	126
59	96
60	133
61	120
62	104

n	a(n)
0	1
1	3
2	4
3	6
4	9
5	12
6	14
7	12
8	16
9	18
10	18
11	24
12	21
13	27
14	28
15	30
16	36
17	24
18	38
19	42
20	40
21	42
22	36
23	48
24	43
25	48
26	52
27	48
28	54
29	60
30	62
31	54
32	56
33	66
34	72
35	72
36	74
37	63
38	72
39	78
40	81
41	84
42	64
43	84
44	88
45	84
46	90
47	72
48	98
49	108
50	100
51	102
52	72
53	108
54	110
55	114
56	112
57	96
58	126
59	96
60	133
61	120
62	104