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.

A068492 Primes that remain prime after each digit is replaced by its square.

Table of values

n a(n)
1 11
2 13
3 17
4 19
5 71
6 73
7 89
8 101
9 103
10 107
11 131
12 137
13 149
14 167
15 173
16 191
17 197
18 199
19 223
20 229
21 233
22 283
23 307
24 311
25 313
26 331
27 337
28 359
29 383
30 401
31 433
32 439
33 461
34 463
35 491
36 523
37 569
38 593
39 631
40 641
41 647
42 659
43 709
44 733
45 743
46 773
47 809
48 823
49 859
50 907
51 911
52 919
53 947

List of values

[11, 13, 17, 19, 71, 73, 89, 101, 103, 107, 131, 137, 149, 167, 173, 191, 197, 199, 223, 229, 233, 283, 307, 311, 313, 331, 337, 359, 383, 401, 433, 439, 461, 463, 491, 523, 569, 593, 631, 641, 647, 659, 709, 733, 743, 773, 809, 823, 859, 907, 911, 919, 947]