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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.

A213618 Expansion of phi(-q^3) * b(q^8) in powers of q where phi() is a Ramanujan theta function and b() is a cubic AGM theta function.

Table of values

n a(n)
0 1
1 0
2 0
3 -2
4 0
5 0
6 0
7 0
8 -3
9 0
10 0
11 6
12 2
13 0
14 0
15 0
16 0
17 0
18 0
19 0
20 -6
21 0
22 0
23 0
24 6
25 0
26 0
27 -14
28 0
29 0
30 0
31 0
32 -3
33 0
34 0
35 12
36 12
37 0
38 0
39 0
40 0
41 0
42 0
43 0
44 -6
45 0
46 0
47 0
48 2
49 0
50 0
51 -12
52 0
53 0
54 0
55 0
56 -12
57 0
58 0
59 18
60 0
61 0
62 0
63 0
64 0
65 0
66 0
67 0
68 -12
69 0
70 0
71 0
72 18
73 0
74 0
75 -14
76 0
77 0
78 0
79 0

List of values

[1, 0, 0, -2, 0, 0, 0, 0, -3, 0, 0, 6, 2, 0, 0, 0, 0, 0, 0, 0, -6, 0, 0, 0, 6, 0, 0, -14, 0, 0, 0, 0, -3, 0, 0, 12, 12, 0, 0, 0, 0, 0, 0, 0, -6, 0, 0, 0, 2, 0, 0, -12, 0, 0, 0, 0, -12, 0, 0, 18, 0, 0, 0, 0, 0, 0, 0, 0, -12, 0, 0, 0, 18, 0, 0, -14, 0, 0, 0, 0]

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