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.

A235468 Primes whose base-5 representation also is the base-3 representation of a prime.

Table of values

n a(n)
1 2
2 5
3 7
4 11
5 31
6 37
7 127
8 131
9 151
10 157
11 257
12 281
13 311
14 661
15 677
16 751
17 757
18 877
19 881
20 907
21 911
22 1277
23 1301
24 1381
25 1511
26 1531
27 3137
28 3187
29 3251
30 3307
31 3407
32 3761
33 3877
34 3911
35 3931
36 4001
37 4007
38 4027
39 4051
40 4057
41 4561
42 4637
43 6257
44 6287
45 7057
46 7151
47 7177
48 7187
49 7507

List of values

[2, 5, 7, 11, 31, 37, 127, 131, 151, 157, 257, 281, 311, 661, 677, 751, 757, 877, 881, 907, 911, 1277, 1301, 1381, 1511, 1531, 3137, 3187, 3251, 3307, 3407, 3761, 3877, 3911, 3931, 4001, 4007, 4027, 4051, 4057, 4561, 4637, 6257, 6287, 7057, 7151, 7177, 7187, 7507]