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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.

A207333 Allowed values of degrees of minimal polynomials of 2*cos(Pi/N).

Table of values

n a(n)
1 1
2 2
3 3
4 4
5 5
6 6
7 8
8 9
9 10
10 11
11 12
12 14
13 15
14 16
15 18
16 20
17 21
18 22
19 23
20 24
21 26
22 28
23 29
24 30
25 32
26 33
27 35
28 36
29 39
30 27
31 40
32 41
33 42
34 44
35 46
36 48
37 50
38 51
39 52
40 53
41 54
42 56
43 58
44 55
45 60
46 63
47 64
48 65
49 66
50 68
51 69
52 70
53 72
54 74
55 75
56 78
57 81
58 80
59 82
60 83
61 84
62 86
63 88
64 89
65 90
66 92
67 95

List of values

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 14, 15, 16, 18, 20, 21, 22, 23, 24, 26, 28, 29, 30, 32, 33, 35, 36, 39, 27, 40, 41, 42, 44, 46, 48, 50, 51, 52, 53, 54, 56, 58, 55, 60, 63, 64, 65, 66, 68, 69, 70, 72, 74, 75, 78, 81, 80, 82, 83, 84, 86, 88, 89, 90, 92, 95]

Started in 1964 by Neil J. A. Sloane | Maintained by The OEIS Foundation Inc.

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