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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.

A278698 Primes p such that every suffix of the base-5 representation of p is either a prime or 1.

Table of values

n a(n)
1 2
2 3
3 7
4 11
5 13
6 17
7 23
8 53
9 61
10 67
11 73
12 101
13 103
14 107
15 113
16 127
17 251
18 257
19 263
20 311
21 317
22 353
23 503
24 523
25 601
26 607
27 613
28 1303
29 1567
30 1753
31 1877
32 2503
33 3023
34 6257
35 6263
36 6311
37 6317
38 6323
39 6353
40 6857
41 6863
42 7817
43 8753
44 9377
45 12503
46 12511
47 12517
48 12553
49 12601
50 12613
51 12757

List of values

[2, 3, 7, 11, 13, 17, 23, 53, 61, 67, 73, 101, 103, 107, 113, 127, 251, 257, 263, 311, 317, 353, 503, 523, 601, 607, 613, 1303, 1567, 1753, 1877, 2503, 3023, 6257, 6263, 6311, 6317, 6323, 6353, 6857, 6863, 7817, 8753, 9377, 12503, 12511, 12517, 12553, 12601, 12613, 12757]