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.

A255609 a(1)=2; a(n) = the smallest prime p such that a(n)-a(n-1) is semiprime (A001358).

Table of values

n a(n)
1 2
2 11
3 17
4 23
5 29
6 43
7 47
8 53
9 59
10 73
11 79
12 83
13 89
14 103
15 107
16 113
17 127
18 131
19 137
20 151
21 157
22 163
23 167
24 173
25 179
26 193
27 197
28 211
29 233
30 239
31 277
32 281
33 307
34 311
35 317
36 331
37 337
38 347
39 353
40 359
41 373
42 379
43 383
44 389
45 463
46 467
47 541
48 547
49 557
50 563
51 569
52 607

List of values

[2, 11, 17, 23, 29, 43, 47, 53, 59, 73, 79, 83, 89, 103, 107, 113, 127, 131, 137, 151, 157, 163, 167, 173, 179, 193, 197, 211, 233, 239, 277, 281, 307, 311, 317, 331, 337, 347, 353, 359, 373, 379, 383, 389, 463, 467, 541, 547, 557, 563, 569, 607]