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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.

A204010 Expansion of f(-x^12) * phi(-x) in powers of x where f(), phi() are Ramanujan theta functions.

Table of values

n a(n)
0 1
1 -2
2 0
3 0
4 2
5 0
6 0
7 0
8 0
9 -2
10 0
11 0
12 -1
13 2
14 0
15 0
16 0
17 0
18 0
19 0
20 0
21 2
22 0
23 0
24 -1
25 0
26 0
27 0
28 -4
29 0
30 0
31 0
32 0
33 2
34 0
35 0
36 2
37 2
38 0
39 0
40 -2
41 0
42 0
43 0
44 0
45 0
46 0
47 0
48 -2
49 0
50 0
51 0
52 0
53 0
54 0
55 0
56 0
57 0
58 0
59 0
60 -1
61 0
62 0
63 0
64 4
65 0
66 0
67 0
68 0
69 -2
70 0
71 0
72 0
73 2
74 0
75 0
76 0
77 0
78 0
79 0
80 0
81 -2
82 0

List of values

[1, -2, 0, 0, 2, 0, 0, 0, 0, -2, 0, 0, -1, 2, 0, 0, 0, 0, 0, 0, 0, 2, 0, 0, -1, 0, 0, 0, -4, 0, 0, 0, 0, 2, 0, 0, 2, 2, 0, 0, -2, 0, 0, 0, 0, 0, 0, 0, -2, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, -1, 0, 0, 0, 4, 0, 0, 0, 0, -2, 0, 0, 0, 2, 0, 0, 0, 0, 0, 0, 0, -2, 0]

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