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.

A092940 a(n) = largest prime p such that 2*prime(n) - p is prime.

Table of values

n a(n)
1 2
2 3
3 7
4 11
5 19
6 23
7 31
8 31
9 43
10 53
11 59
12 71
13 79
14 83
15 89
16 103
17 113
18 109
19 131
20 139
21 139
22 151
23 163
24 173
25 191
26 199
27 199
28 211
29 211
30 223
31 251
32 257
33 271
34 271
35 293
36 283
37 311
38 313
39 331
40 317
41 353
42 359
43 379
44 383
45 389
46 379
47 419
48 443
49 449
50 439
51 463
52 467
53 479
54 499
55 509
56 523

List of values

[2, 3, 7, 11, 19, 23, 31, 31, 43, 53, 59, 71, 79, 83, 89, 103, 113, 109, 131, 139, 139, 151, 163, 173, 191, 199, 199, 211, 211, 223, 251, 257, 271, 271, 293, 283, 311, 313, 331, 317, 353, 359, 379, 383, 389, 379, 419, 443, 449, 439, 463, 467, 479, 499, 509, 523]