cp's OEIS Frontend

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.

A045866 Theta series of quadratic form with Gram matrix [ 2, 1, 0, 1; 1, 8, 1, -3; 0, 1, 10, 2; 1, -3, 2, 12 ].

Table of values

n a(n)
0 1
1 2
2 0
3 0
4 6
5 2
6 14
7 4
8 10
9 14
10 16
11 4
12 12
13 6
14 18
15 22
16 18
17 14
18 14
19 14
20 24
21 24
22 34
23 20
24 40
25 18
26 32
27 16
28 36
29 24
30 36
31 16
32 50
33 48
34 36
35 34
36 74
37 0
38 40
39 42
40 60
41 16
42 58
43 34
44 44
45 40
46 44
47 24
48 96
49 30
50 64
51 50
52 64
53 36
54 98
55 58
56 80
57 54
58 48
59 52
60 124
61 36
62 72
63 64
64 74
65 60
66 66
67 52
68 80
69 60
70 92
71 52

List of values

[1, 2, 0, 0, 6, 2, 14, 4, 10, 14, 16, 4, 12, 6, 18, 22, 18, 14, 14, 14, 24, 24, 34, 20, 40, 18, 32, 16, 36, 24, 36, 16, 50, 48, 36, 34, 74, 0, 40, 42, 60, 16, 58, 34, 44, 40, 44, 24, 96, 30, 64, 50, 64, 36, 98, 58, 80, 54, 48, 52, 124, 36, 72, 64, 74, 60, 66, 52, 80, 60, 92, 52]

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