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.

A069686 Primes whose internal digits form a prime.

Table of values

n a(n)
1 127
2 131
3 137
4 139
5 151
6 157
7 173
8 179
9 223
10 227
11 229
12 233
13 239
14 251
15 257
16 271
17 277
18 331
19 337
20 353
21 359
22 373
23 379
24 421
25 431
26 433
27 439
28 457
29 479
30 521
31 523
32 557
33 571
34 577
35 631
36 653
37 659
38 673
39 677
40 727
41 733
42 739
43 751
44 757
45 773
46 821
47 823
48 827
49 829
50 839
51 853

List of values

[127, 131, 137, 139, 151, 157, 173, 179, 223, 227, 229, 233, 239, 251, 257, 271, 277, 331, 337, 353, 359, 373, 379, 421, 431, 433, 439, 457, 479, 521, 523, 557, 571, 577, 631, 653, 659, 673, 677, 727, 733, 739, 751, 757, 773, 821, 823, 827, 829, 839, 853]