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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.

A096336 Spin(2n+1) and Spin(2n+2) have torsion index 2^a(n).

Table of values

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

List of values

[0, 0, 0, 1, 1, 1, 2, 3, 4, 4, 5, 5, 6, 7, 8, 9, 10, 10, 11, 12, 13, 14, 15, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 55, 56, 57]

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