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.

A254756 Numbers such that all their proper hexadecimal prefixes and suffixes represent primes.

Table of values

n a(n)
1 34
2 35
3 37
4 39
5 43
6 45
7 50
8 51
9 53
10 55
11 59
12 61
13 82
14 83
15 85
16 87
17 91
18 93
19 114
20 115
21 117
22 119
23 123
24 125
25 178
26 179
27 181
28 183
29 187
30 189
31 210
32 211
33 213
34 215
35 219
36 221
37 595
38 661
39 663
40 669
41 691
42 693
43 763
44 851
45 947
46 949
47 979
48 1333
49 1339
50 1341
51 1429

List of values

[34, 35, 37, 39, 43, 45, 50, 51, 53, 55, 59, 61, 82, 83, 85, 87, 91, 93, 114, 115, 117, 119, 123, 125, 178, 179, 181, 183, 187, 189, 210, 211, 213, 215, 219, 221, 595, 661, 663, 669, 691, 693, 763, 851, 947, 949, 979, 1333, 1339, 1341, 1429]