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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.

A237283 Primes p with prime(prime(p)) + 2 also prime.

Table of values

n a(n)
1 2
2 3
3 7
4 13
5 23
6 29
7 59
8 71
9 103
10 193
11 257
12 271
13 281
14 311
15 317
16 389
17 433
18 439
19 463
20 569
21 577
22 619
23 673
24 683
25 691
26 797
27 811
28 857
29 859
30 887
31 1031
32 1069
33 1109
34 1129
35 1153
36 1229
37 1307
38 1597
39 1613
40 1867
41 1949
42 1951
43 2069
44 2297
45 2477
46 2551
47 2621
48 2657
49 2699
50 2753

List of values

[2, 3, 7, 13, 23, 29, 59, 71, 103, 193, 257, 271, 281, 311, 317, 389, 433, 439, 463, 569, 577, 619, 673, 683, 691, 797, 811, 857, 859, 887, 1031, 1069, 1109, 1129, 1153, 1229, 1307, 1597, 1613, 1867, 1949, 1951, 2069, 2297, 2477, 2551, 2621, 2657, 2699, 2753]

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

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