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.

A093819 Algebraic degree of sin(2*Pi/n).

Table of values

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

List of values

[1, 1, 2, 1, 4, 2, 6, 2, 6, 4, 10, 1, 12, 6, 8, 4, 16, 6, 18, 2, 12, 10, 22, 4, 20, 12, 18, 3, 28, 8, 30, 8, 20, 16, 24, 3, 36, 18, 24, 8, 40, 12, 42, 5, 24, 22, 46, 8, 42, 20, 32, 6, 52, 18, 40, 12, 36, 28, 58, 4, 60, 30, 36, 16, 48, 20, 66, 8, 44, 24, 70, 12, 72, 36, 40, 9, 60, 24]

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

Content is available under The OEIS End-User License Agreement.