A139632 - cp's OEIS frontend

A139632 Expansion of chi(q) * chi(-q^5) in powers of q where chi() is a Ramanujan theta function.

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

[1, 1, 0, 1, 1, 0, 0, 1, 1, 1, 1, 1, 2, 1, 1, 1, 2, 2, 1, 2, 3, 3, 2, 3, 4, 3, 2, 4, 5, 4, 4, 5, 6, 6, 5, 6, 8, 7, 6, 8, 11, 10, 8, 11, 13, 11, 10, 13, 16, 15, 14, 17, 20, 18, 17, 20, 24, 23, 21, 25, 31, 29, 26, 32, 37, 34, 32, 39, 44, 42, 41, 47, 54, 52, 49]

cp's OEIS Frontend

A139632 Expansion of chi(q) * chi(-q^5) in powers of q where chi() is a Ramanujan theta function.

Table of values

List of values

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

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

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