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.

A023256 Primes that remain prime through 2 iterations of function f(x) = 6x + 1.

Table of values

n a(n)
1 2
2 17
3 47
4 61
5 101
6 131
7 151
8 331
9 367
10 461
11 607
12 751
13 937
14 971
15 1151
16 1321
17 1327
18 1361
19 1481
20 1511
21 1607
22 1811
23 1847
24 1907
25 2081
26 2287
27 2347
28 2357
29 2791
30 2851
31 2971
32 3251
33 3257
34 3457
35 3491
36 3581
37 3761
38 4007
39 4091
40 4127
41 4861
42 4967
43 5231
44 5347
45 5387
46 5407

List of values

[2, 17, 47, 61, 101, 131, 151, 331, 367, 461, 607, 751, 937, 971, 1151, 1321, 1327, 1361, 1481, 1511, 1607, 1811, 1847, 1907, 2081, 2287, 2347, 2357, 2791, 2851, 2971, 3251, 3257, 3457, 3491, 3581, 3761, 4007, 4091, 4127, 4861, 4967, 5231, 5347, 5387, 5407]