A213056 - cp's OEIS frontend

A213056 Expansion of chi(x) * f(x^3)^3 in powers of x where chi(), f() are Ramanujan theta functions.

n	a(n)
0	1
1	1
2	0
3	4
4	4
5	1
6	4
7	4
8	5
9	0
10	0
11	8
12	4
13	4
14	4
15	8
16	9
17	4
18	0
19	4
20	12
21	1
22	4
23	8
24	8
25	4
26	0
27	8
28	8
29	4
30	8
31	16
32	8
33	5
34	0
35	12
36	12
37	0
38	8
39	12
40	13
41	0
42	0
43	8
44	8
45	8
46	12
47	8
48	16
49	4
50	0
51	16
52	12
53	4
54	4
55	20
56	13
57	4
58	0
59	16
60	20
61	8
62	8
63	8
64	8
65	9
66	0
67	12
68	16
69	4
70	12
71	12
72	16
73	0
74	0
75	16
76	20
77	4
78	8

[1, 1, 0, 4, 4, 1, 4, 4, 5, 0, 0, 8, 4, 4, 4, 8, 9, 4, 0, 4, 12, 1, 4, 8, 8, 4, 0, 8, 8, 4, 8, 16, 8, 5, 0, 12, 12, 0, 8, 12, 13, 0, 0, 8, 8, 8, 12, 8, 16, 4, 0, 16, 12, 4, 4, 20, 13, 4, 0, 16, 20, 8, 8, 8, 8, 9, 0, 12, 16, 4, 12, 12, 16, 0, 0, 16, 20, 4, 8]

cp's OEIS Frontend

A213056 Expansion of chi(x) * f(x^3)^3 in powers of x where chi(), f() are Ramanujan theta functions.

Table of values

List of values

n	a(n)
0	1
1	1
2	0
3	4
4	4
5	1
6	4
7	4
8	5
9	0
10	0
11	8
12	4
13	4
14	4
15	8
16	9
17	4
18	0
19	4
20	12
21	1
22	4
23	8
24	8
25	4
26	0
27	8
28	8
29	4
30	8
31	16
32	8
33	5
34	0
35	12
36	12
37	0
38	8
39	12
40	13
41	0
42	0
43	8
44	8
45	8
46	12
47	8
48	16
49	4
50	0
51	16
52	12
53	4
54	4
55	20
56	13
57	4
58	0
59	16
60	20
61	8
62	8
63	8
64	8
65	9
66	0
67	12
68	16
69	4
70	12
71	12
72	16
73	0
74	0
75	16
76	20
77	4
78	8

n	a(n)
0	1
1	1
2	0
3	4
4	4
5	1
6	4
7	4
8	5
9	0
10	0
11	8
12	4
13	4
14	4
15	8
16	9
17	4
18	0
19	4
20	12
21	1
22	4
23	8
24	8
25	4
26	0
27	8
28	8
29	4
30	8
31	16
32	8
33	5
34	0
35	12
36	12
37	0
38	8
39	12
40	13
41	0
42	0
43	8
44	8
45	8
46	12
47	8
48	16
49	4
50	0
51	16
52	12
53	4
54	4
55	20
56	13
57	4
58	0
59	16
60	20
61	8
62	8
63	8
64	8
65	9
66	0
67	12
68	16
69	4
70	12
71	12
72	16
73	0
74	0
75	16
76	20
77	4
78	8

n	a(n)
0	1
1	1
2	0
3	4
4	4
5	1
6	4
7	4
8	5
9	0
10	0
11	8
12	4
13	4
14	4
15	8
16	9
17	4
18	0
19	4
20	12
21	1
22	4
23	8
24	8
25	4
26	0
27	8
28	8
29	4
30	8
31	16
32	8
33	5
34	0
35	12
36	12
37	0
38	8
39	12
40	13
41	0
42	0
43	8
44	8
45	8
46	12
47	8
48	16
49	4
50	0
51	16
52	12
53	4
54	4
55	20
56	13
57	4
58	0
59	16
60	20
61	8
62	8
63	8
64	8
65	9
66	0
67	12
68	16
69	4
70	12
71	12
72	16
73	0
74	0
75	16
76	20
77	4
78	8