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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.

A258770 Expansion of f(-x^2)^4 * psi(-x^3) in powers of x where psi(), f() are Ramanujan theta functions.

Table of values

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

List of values

[1, 0, -4, -1, 2, 4, 8, -2, -5, -9, -4, 9, -10, 2, 8, 2, 9, -3, 1, -5, 10, 10, -14, -22, -2, 7, -9, 10, -4, -10, -17, 16, 18, 18, 31, -10, 10, -20, 9, 6, -31, -14, 0, -9, -28, -23, -7, 36, -8, 25, 24, -28, 18, 41, 0, 6, -13, 2, 9, 5, 38, -43, -18, -35, 6, -1]

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