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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.

A124662 Primes prime(n) such that there exists a 0 < k < n-1 such that prime(n+k) + prime(n-k) = 2*prime(n).

Table of values

n a(n)
1 5
2 11
3 13
4 17
5 29
6 31
7 37
8 41
9 53
10 59
11 61
12 67
13 71
14 83
15 89
16 97
17 101
18 103
19 107
20 127
21 131
22 137
23 139
24 151
25 157
26 167
27 173
28 179
29 181
30 191
31 193
32 197
33 211
34 233
35 251
36 257
37 263
38 277
39 307
40 311
41 331
42 337
43 347
44 349
45 353
46 359
47 367
48 373
49 379
50 383
51 389
52 397
53 401
54 409
55 419
56 421

List of values

[5, 11, 13, 17, 29, 31, 37, 41, 53, 59, 61, 67, 71, 83, 89, 97, 101, 103, 107, 127, 131, 137, 139, 151, 157, 167, 173, 179, 181, 191, 193, 197, 211, 233, 251, 257, 263, 277, 307, 311, 331, 337, 347, 349, 353, 359, 367, 373, 379, 383, 389, 397, 401, 409, 419, 421]

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

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