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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.

A138532 Expansion of psi(x) / psi(x^5) in powers of x where psi() is a Ramanujan theta function.

Table of values

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

List of values

[1, 1, 0, 1, 0, -1, 0, 0, -1, 0, 2, 0, 0, 1, 0, -2, -1, 0, -2, 0, 3, 2, 0, 3, 0, -5, -2, 0, -3, 0, 6, 2, 0, 4, 0, -8, -3, 0, -6, 0, 11, 5, 0, 8, 0, -14, -6, 0, -10, 0, 18, 6, 0, 12, 0, -22, -9, 0, -16, 0, 28, 13, 0, 21, 0, -36, -14, 0, -25, 0, 44, 16, 0, 30, 0]

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