cp's OEIS Frontend

This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.

A225564 Expansion of psi(-x)^2 * f(-x^4)^6 in powers of x where psi(), f() are Ramanujan theta functions.

Table of values

n a(n)
0 1
1 -2
2 1
3 -2
4 -4
5 12
6 -3
7 10
8 -3
9 -20
10 -7
11 -8
12 29
13 -10
14 25
15 -28
16 -12
17 54
18 20
19 34
20 -74
21 -42
22 -80
23 22
24 53
25 40
26 -43
27 16
28 73
29 -50
30 114
31 -38
32 -20
33 -68
34 104
35 -100
36 -47
37 114
38 -47
39 -24
40 -100
41 -68
42 -151
43 50
44 137
45 244
46 -40
47 326
48 -23
49 -194
50 -30
51 50
52 -100
53 -160
54 6
55 -274

List of values

[1, -2, 1, -2, -4, 12, -3, 10, -3, -20, -7, -8, 29, -10, 25, -28, -12, 54, 20, 34, -74, -42, -80, 22, 53, 40, -43, 16, 73, -50, 114, -38, -20, -68, 104, -100, -47, 114, -47, -24, -100, -68, -151, 50, 137, 244, -40, 326, -23, -194, -30, 50, -100, -160, 6, -274]