A128711 - cp's OEIS frontend

A128711 Expansion of phi(x) * psi(x^4) * phi(-x^4)^4 in powers of x where phi(), psi() are Ramanujan theta functions.

n	a(n)
0	1
1	2
2	0
3	0
4	-5
5	-14
6	0
7	0
8	2
9	34
10	0
11	0
12	25
13	-28
14	0
15	0
16	-28
17	0
18	0
19	0
20	-46
21	-14
22	0
23	0
24	49
25	4
26	0
27	0
28	68
29	82
30	0
31	0
32	0
33	-62
34	0
35	0
36	-142
37	50
38	0
39	0
40	-11
41	-158
42	0
43	0
44	146
45	0
46	0
47	0
48	-94
49	70
50	0
51	0
52	0
53	178
54	0
55	0
56	98
57	0
58	0
59	0
60	75
61	-92
62	0
63	0
64	-28
65	-62
66	0
67	0
68	-238
69	-206
70	0

[1, 2, 0, 0, -5, -14, 0, 0, 2, 34, 0, 0, 25, -28, 0, 0, -28, 0, 0, 0, -46, -14, 0, 0, 49, 4, 0, 0, 68, 82, 0, 0, 0, -62, 0, 0, -142, 50, 0, 0, -11, -158, 0, 0, 146, 0, 0, 0, -94, 70, 0, 0, 0, 178, 0, 0, 98, 0, 0, 0, 75, -92, 0, 0, -28, -62, 0, 0, -238, -206, 0]

cp's OEIS Frontend

A128711 Expansion of phi(x) * psi(x^4) * phi(-x^4)^4 in powers of x where phi(), psi() are Ramanujan theta functions.

Table of values

List of values