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.

A058340 Primes p such that phi(x) = p-1 has only 2 solutions, namely x = p and x = 2p.

Table of values

n a(n)
1 11
2 23
3 29
4 31
5 47
6 53
7 59
8 67
9 71
10 79
11 83
12 103
13 107
14 127
15 131
16 137
17 139
18 149
19 151
20 167
21 173
22 179
23 191
24 197
25 199
26 211
27 223
28 227
29 229
30 239
31 251
32 263
33 269
34 271
35 283
36 293
37 307
38 311
39 317
40 331
41 347
42 359
43 367
44 373
45 379
46 383
47 389
48 419
49 431
50 439
51 443
52 463
53 467
54 479

List of values

[11, 23, 29, 31, 47, 53, 59, 67, 71, 79, 83, 103, 107, 127, 131, 137, 139, 149, 151, 167, 173, 179, 191, 197, 199, 211, 223, 227, 229, 239, 251, 263, 269, 271, 283, 293, 307, 311, 317, 331, 347, 359, 367, 373, 379, 383, 389, 419, 431, 439, 443, 463, 467, 479]