A259771 - cp's OEIS frontend

A259771 Expansion of x * psi(x^5) * f(-x^10) / f(-x^2,-x^8) in powers of x where psi(), f() are Ramanujan theta functions.

n	a(n)
1	1
2	0
3	1
4	0
5	1
6	1
7	1
8	1
9	2
10	1
11	2
12	1
13	3
14	2
15	3
16	3
17	4
18	4
19	5
20	4
21	6
22	5
23	7
24	7
25	9
26	8
27	10
28	10
29	12
30	12
31	15
32	14
33	18
34	17
35	20
36	20
37	24
38	24
39	28
40	28
41	33
42	33
43	38
44	38
45	44
46	45
47	50
48	52
49	59
50	60
51	68
52	69
53	78
54	80
55	89
56	92
57	102
58	105
59	116
60	120
61	133
62	137
63	151
64	156
65	171
66	178
67	194
68	201

[1, 0, 1, 0, 1, 1, 1, 1, 2, 1, 2, 1, 3, 2, 3, 3, 4, 4, 5, 4, 6, 5, 7, 7, 9, 8, 10, 10, 12, 12, 15, 14, 18, 17, 20, 20, 24, 24, 28, 28, 33, 33, 38, 38, 44, 45, 50, 52, 59, 60, 68, 69, 78, 80, 89, 92, 102, 105, 116, 120, 133, 137, 151, 156, 171, 178, 194, 201]

cp's OEIS Frontend

A259771 Expansion of x * psi(x^5) * f(-x^10) / f(-x^2,-x^8) in powers of x where psi(), f() are Ramanujan theta functions.

Table of values

List of values

n	a(n)
1	1
2	0
3	1
4	0
5	1
6	1
7	1
8	1
9	2
10	1
11	2
12	1
13	3
14	2
15	3
16	3
17	4
18	4
19	5
20	4
21	6
22	5
23	7
24	7
25	9
26	8
27	10
28	10
29	12
30	12
31	15
32	14
33	18
34	17
35	20
36	20
37	24
38	24
39	28
40	28
41	33
42	33
43	38
44	38
45	44
46	45
47	50
48	52
49	59
50	60
51	68
52	69
53	78
54	80
55	89
56	92
57	102
58	105
59	116
60	120
61	133
62	137
63	151
64	156
65	171
66	178
67	194
68	201

n	a(n)
1	1
2	0
3	1
4	0
5	1
6	1
7	1
8	1
9	2
10	1
11	2
12	1
13	3
14	2
15	3
16	3
17	4
18	4
19	5
20	4
21	6
22	5
23	7
24	7
25	9
26	8
27	10
28	10
29	12
30	12
31	15
32	14
33	18
34	17
35	20
36	20
37	24
38	24
39	28
40	28
41	33
42	33
43	38
44	38
45	44
46	45
47	50
48	52
49	59
50	60
51	68
52	69
53	78
54	80
55	89
56	92
57	102
58	105
59	116
60	120
61	133
62	137
63	151
64	156
65	171
66	178
67	194
68	201

n	a(n)
1	1
2	0
3	1
4	0
5	1
6	1
7	1
8	1
9	2
10	1
11	2
12	1
13	3
14	2
15	3
16	3
17	4
18	4
19	5
20	4
21	6
22	5
23	7
24	7
25	9
26	8
27	10
28	10
29	12
30	12
31	15
32	14
33	18
34	17
35	20
36	20
37	24
38	24
39	28
40	28
41	33
42	33
43	38
44	38
45	44
46	45
47	50
48	52
49	59
50	60
51	68
52	69
53	78
54	80
55	89
56	92
57	102
58	105
59	116
60	120
61	133
62	137
63	151
64	156
65	171
66	178
67	194
68	201