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.

A115396 Smallest prime p such that p+-2n are semiprimes.

Table of values

n a(n)
1 23
2 29
3 71
4 17
5 59
6 37
7 71
8 41
9 67
10 71
11 43
12 109
13 59
14 67
15 173
16 83
17 89
18 151
19 103
20 89
21 127
22 101
23 131
24 113
25 127
26 109
27 131
28 113
29 127
30 193
31 157
32 157
33 181
34 179
35 229
36 163
37 193
38 191
39 211
40 223
41 223
42 239
43 241
44 211
45 211
46 211
47 271
48 281
49 241
50 241
51 263
52 307
53 307
54 373
55 293

List of values

[23, 29, 71, 17, 59, 37, 71, 41, 67, 71, 43, 109, 59, 67, 173, 83, 89, 151, 103, 89, 127, 101, 131, 113, 127, 109, 131, 113, 127, 193, 157, 157, 181, 179, 229, 163, 193, 191, 211, 223, 223, 239, 241, 211, 211, 211, 271, 281, 241, 241, 263, 307, 307, 373, 293]