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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.

A002326 Multiplicative order of 2 mod 2n+1.

Table of values

n a(n)
0 1
1 2
2 4
3 3
4 6
5 10
6 12
7 4
8 8
9 18
10 6
11 11
12 20
13 18
14 28
15 5
16 10
17 12
18 36
19 12
20 20
21 14
22 12
23 23
24 21
25 8
26 52
27 20
28 18
29 58
30 60
31 6
32 12
33 66
34 22
35 35
36 9
37 20
38 30
39 39
40 54
41 82
42 8
43 28
44 11
45 12
46 10
47 36
48 48
49 30
50 100
51 51
52 12
53 106
54 36
55 36
56 28
57 44
58 12
59 24
60 110
61 20
62 100
63 7
64 14
65 130
66 18
67 36
68 68
69 138
70 46
71 60
72 28

List of values

[1, 2, 4, 3, 6, 10, 12, 4, 8, 18, 6, 11, 20, 18, 28, 5, 10, 12, 36, 12, 20, 14, 12, 23, 21, 8, 52, 20, 18, 58, 60, 6, 12, 66, 22, 35, 9, 20, 30, 39, 54, 82, 8, 28, 11, 12, 10, 36, 48, 30, 100, 51, 12, 106, 36, 36, 28, 44, 12, 24, 110, 20, 100, 7, 14, 130, 18, 36, 68, 138, 46, 60, 28]

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

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