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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.

A229802 Expansion of q * f(-q, -q^4)^5 / f(-q)^3 in powers of q where f() is a Ramanujan theta function.

Table of values

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

List of values

[1, -2, 4, -3, 1, 2, -2, 0, 3, -2, 2, -2, 4, -6, 4, 1, -2, 4, 0, -3, 2, -4, 4, 0, 1, 2, 0, -4, 0, 2, 2, -2, 8, -6, -2, 1, -2, 0, 6, 0, 2, -4, 4, -6, 3, 2, -2, 4, -3, -2, 2, -2, 4, 0, 2, 0, 0, 0, 0, -2, 2, -4, 4, -3, 4, 4, -2, -4, 6, -6, 2, 0, 4, -6, 4, 0, -4]

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