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.

A114230 Largest prime p < prime(n) such that prime(n) + 2 * p is a prime.

Table of values

n a(n)
2 2
3 3
4 5
5 3
6 5
7 13
8 17
9 19
10 19
11 29
12 23
13 31
14 29
15 31
16 43
17 19
18 59
19 53
20 61
21 59
22 59
23 79
24 67
25 83
26 61
27 89
28 103
29 101
30 109
31 113
32 109
33 97
34 131
35 109
36 149
37 137
38 149
39 127
40 163
41 139
42 149
43 109
44 149
45 163
46 197
47 191
48 197
49 223
50 227
51 229
52 211
53 239
54 241
55 241
56 223
57 241
58 269
59 233
60 271
61 269

List of values

[2, 3, 5, 3, 5, 13, 17, 19, 19, 29, 23, 31, 29, 31, 43, 19, 59, 53, 61, 59, 59, 79, 67, 83, 61, 89, 103, 101, 109, 113, 109, 97, 131, 109, 149, 137, 149, 127, 163, 139, 149, 109, 149, 163, 197, 191, 197, 223, 227, 229, 211, 239, 241, 241, 223, 241, 269, 233, 271, 269]

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

Content is available under The OEIS End-User License Agreement.