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.

A140141 Positions of second appearances of primes in A039649.

Table of values

n a(n)
1 2
2 4
3 8
4 9
5 22
6 21
7 32
8 27
9 46
10 58
11 62
12 57
13 55
14 49
15 94
16 106
17 118
18 77
19 134
20 142
21 91
22 158
23 166
24 115
25 119
26 125
27 206
28 214
29 133
30 145
31 254
32 262
33 274
34 278
35 298
36 302
37 169
38 243
39 334
40 346
41 358
42 209
43 382
44 221
45 394
46 398
47 422
48 446
49 454
50 458
51 295
52 478
53 287
54 502
55 512
56 526
57 538

List of values

[2, 4, 8, 9, 22, 21, 32, 27, 46, 58, 62, 57, 55, 49, 94, 106, 118, 77, 134, 142, 91, 158, 166, 115, 119, 125, 206, 214, 133, 145, 254, 262, 274, 278, 298, 302, 169, 243, 334, 346, 358, 209, 382, 221, 394, 398, 422, 446, 454, 458, 295, 478, 287, 502, 512, 526, 538]