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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.

A231979 Numbers n such that for every digit d in n, 2*n + 6*d - 3 is prime.

Table of values

n a(n)
1 1
2 2
3 4
4 5
5 7
6 8
7 10
8 13
9 17
10 19
11 22
12 29
13 32
14 34
15 37
16 43
17 44
18 50
19 52
20 55
21 65
22 67
23 70
24 77
25 83
26 89
27 112
28 113
29 115
30 118
31 124
32 127
33 133
34 145
35 152
36 155
37 167
38 172
39 182
40 188
41 199
42 200
43 215
44 229
45 274
46 277
47 295
48 302
49 308
50 322
51 362
52 379
53 400
54 418
55 433
56 488
57 494
58 499

List of values

[1, 2, 4, 5, 7, 8, 10, 13, 17, 19, 22, 29, 32, 34, 37, 43, 44, 50, 52, 55, 65, 67, 70, 77, 83, 89, 112, 113, 115, 118, 124, 127, 133, 145, 152, 155, 167, 172, 182, 188, 199, 200, 215, 229, 274, 277, 295, 302, 308, 322, 362, 379, 400, 418, 433, 488, 494, 499]

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

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