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.

A228139 Primes such that the product of their digits subtracted from the prime number is another prime.

Table of values

n a(n)
1 23
2 29
3 41
4 43
5 47
6 83
7 89
8 127
9 149
10 181
11 223
12 227
13 229
14 241
15 251
16 263
17 271
18 277
19 293
20 347
21 349
22 367
23 383
24 389
25 419
26 431
27 433
28 439
29 457
30 479
31 487
32 541
33 587
34 631
35 641
36 643
37 647
38 653
39 659
40 673
41 677
42 743
43 761
44 853
45 857
46 859
47 863
48 883
49 887
50 1123
51 1229
52 1279
53 1297
54 1423
55 1459
56 1489
57 1523

List of values

[23, 29, 41, 43, 47, 83, 89, 127, 149, 181, 223, 227, 229, 241, 251, 263, 271, 277, 293, 347, 349, 367, 383, 389, 419, 431, 433, 439, 457, 479, 487, 541, 587, 631, 641, 643, 647, 653, 659, 673, 677, 743, 761, 853, 857, 859, 863, 883, 887, 1123, 1229, 1279, 1297, 1423, 1459, 1489, 1523]