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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.

A215597 Expansion of psi(-x) * f(-x)^3 in powers of x where psi(), f() are Ramanujan theta functions.

Table of values

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

List of values

[1, -4, 3, 4, -2, 0, -11, 4, 0, 12, 10, -12, -7, -4, 0, -12, 16, 0, 6, 0, 9, 8, -10, 0, -18, -20, 0, 20, -14, 12, 11, 24, 0, 0, -22, 0, 16, -20, -6, -12, 0, 0, -3, 4, 0, -20, 48, 0, 14, 28, 0, -40, 0, 0, 0, -8, -33, -4, -26, 0, 30, 28, 0, 0, 2, 12, -16, 20, 0]

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