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.

A336655 Odd numbers k such that the multiplicative order of 2 modulo k is squarefree.

Table of values

n a(n)
1 1
2 3
3 7
4 9
5 11
6 21
7 23
8 31
9 33
10 43
11 47
12 49
13 59
14 63
15 67
16 69
17 71
18 77
19 79
20 83
21 89
22 93
23 99
24 103
25 107
26 121
27 127
28 129
29 131
30 139
31 141
32 147
33 151
34 161
35 167
36 177
37 179
38 191
39 201
40 207
41 211
42 213
43 217
44 223
45 227
46 231
47 233
48 237
49 239
50 249
51 253
52 263
53 267
54 279
55 281
56 283
57 301
58 307

List of values

[1, 3, 7, 9, 11, 21, 23, 31, 33, 43, 47, 49, 59, 63, 67, 69, 71, 77, 79, 83, 89, 93, 99, 103, 107, 121, 127, 129, 131, 139, 141, 147, 151, 161, 167, 177, 179, 191, 201, 207, 211, 213, 217, 223, 227, 231, 233, 237, 239, 249, 253, 263, 267, 279, 281, 283, 301, 307]