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.

A091021 Primes p=prime(k) such that in binary representation k is a substring of p.

Table of values

n a(n)
1 2
2 11
3 13
4 47
5 127
6 131
7 139
8 167
9 227
10 229
11 419
12 421
13 8419
14 15391
15 18503
16 23053
17 31333
18 32119
19 642049
20 771769
21 1240081
22 2545453
23 2951341
24 9677999
25 11390809
26 22436899
27 33056171
28 63701437
29 71298761
30 465462769
31 989883217
32 1490754379
33 1775394377
34 1775394389

List of values

[2, 11, 13, 47, 127, 131, 139, 167, 227, 229, 419, 421, 8419, 15391, 18503, 23053, 31333, 32119, 642049, 771769, 1240081, 2545453, 2951341, 9677999, 11390809, 22436899, 33056171, 63701437, 71298761, 465462769, 989883217, 1490754379, 1775394377, 1775394389]

Started in 1964 by Neil J. A. Sloane | Maintained by The OEIS Foundation Inc.

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