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.

A249330 Primes which do not divide any repunit number R(p) = (10^p - 1)/9 with p prime.

Table of values

n a(n)
1 2
2 5
3 7
4 13
5 17
6 19
7 23
8 29
9 31
10 43
11 47
12 59
13 61
14 67
15 71
16 73
17 89
18 97
19 101
20 103
21 109
22 113
23 127
24 131
25 137
26 139
27 149
28 151
29 157
30 163
31 167
32 179
33 181
34 191
35 193
36 197
37 199
38 211
39 223
40 229
41 233
42 241
43 251
44 257
45 263
46 269
47 277
48 281
49 283
50 293
51 307
52 311
53 313
54 331
55 337
56 349
57 353

List of values

[2, 5, 7, 13, 17, 19, 23, 29, 31, 43, 47, 59, 61, 67, 71, 73, 89, 97, 101, 103, 109, 113, 127, 131, 137, 139, 149, 151, 157, 163, 167, 179, 181, 191, 193, 197, 199, 211, 223, 229, 233, 241, 251, 257, 263, 269, 277, 281, 283, 293, 307, 311, 313, 331, 337, 349, 353]