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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.

A226221 Numbers n such that 2^n mod n is not a power of 2.

Table of values

n a(n)
1 1
2 2
3 4
4 8
5 16
6 18
7 25
8 27
9 32
10 35
11 36
12 42
13 45
14 49
15 50
16 54
17 55
18 64
19 70
20 75
21 77
22 81
23 88
24 91
25 95
26 98
27 99
28 100
29 104
30 105
31 108
32 110
33 115
34 117
35 119
36 121
37 125
38 128
39 130
40 135
41 136
42 140
43 143
44 147
45 150
46 152
47 153
48 155
49 156
50 160
51 161
52 162
53 169
54 171
55 175
56 180
57 184
58 187
59 189
60 190
61 198
62 200

List of values

[1, 2, 4, 8, 16, 18, 25, 27, 32, 35, 36, 42, 45, 49, 50, 54, 55, 64, 70, 75, 77, 81, 88, 91, 95, 98, 99, 100, 104, 105, 108, 110, 115, 117, 119, 121, 125, 128, 130, 135, 136, 140, 143, 147, 150, 152, 153, 155, 156, 160, 161, 162, 169, 171, 175, 180, 184, 187, 189, 190, 198, 200]

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

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