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.

A226144 Primes p that become composite when any nonzero decimal digit is appended or deleted on the right or left of p.

Table of values

n a(n)
1 1301
2 3989
3 4931
4 5387
5 6803
6 7451
7 7703
8 7753
9 10303
10 10657
11 10723
12 11971
13 12119
14 12329
15 12541
16 12653
17 12907
18 12983
19 13693
20 13729
21 13789
22 14207
23 14251
24 14303
25 14411
26 14821
27 15131
28 15217
29 15383
30 15619
31 15629
32 15913
33 16231
34 16487
35 17137
36 17627
37 17807
38 17929

List of values

[1301, 3989, 4931, 5387, 6803, 7451, 7703, 7753, 10303, 10657, 10723, 11971, 12119, 12329, 12541, 12653, 12907, 12983, 13693, 13729, 13789, 14207, 14251, 14303, 14411, 14821, 15131, 15217, 15383, 15619, 15629, 15913, 16231, 16487, 17137, 17627, 17807, 17929]