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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.

A260298 Primes p such that hyperfactorial(p-1) == 1 (mod p).

Table of values

n a(n)
1 2
2 3
3 7
4 47
5 59
6 79
7 83
8 103
9 107
10 127
11 139
12 191
13 199
14 211
15 251
16 263
17 283
18 307
19 331
20 367
21 379
22 383
23 431
24 467
25 479
26 499
27 503
28 547
29 587
30 599
31 607
32 631
33 643
34 659
35 727
36 743
37 811
38 823
39 827
40 839
41 859
42 863
43 883
44 887
45 907
46 971
47 991
48 1087
49 1151
50 1163
51 1171
52 1259
53 1283

List of values

[2, 3, 7, 47, 59, 79, 83, 103, 107, 127, 139, 191, 199, 211, 251, 263, 283, 307, 331, 367, 379, 383, 431, 467, 479, 499, 503, 547, 587, 599, 607, 631, 643, 659, 727, 743, 811, 823, 827, 839, 859, 863, 883, 887, 907, 971, 991, 1087, 1151, 1163, 1171, 1259, 1283]