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.

A105421 Numbers k such that prime(k + 1) == 7 (mod k).

Table of values

n a(n)
1 1
2 2
3 3
4 4
5 8
6 30
7 31
8 33
9 68
10 72
11 180
12 1052
13 6471
14 40083
15 40087
16 40090
17 40113
18 40120
19 100348
20 100360
21 100362
22 637334
23 4124588
24 10553439
25 10553442
26 10553455
27 10553478
28 10553505
29 10553512
30 10553827
31 10553849
32 69709712
33 69709719
34 69709728
35 69709958
36 21338685404
37 1003652347332
38 1003652347349
39 1003652347360
40 1003652347365

List of values

[1, 2, 3, 4, 8, 30, 31, 33, 68, 72, 180, 1052, 6471, 40083, 40087, 40090, 40113, 40120, 100348, 100360, 100362, 637334, 4124588, 10553439, 10553442, 10553455, 10553478, 10553505, 10553512, 10553827, 10553849, 69709712, 69709719, 69709728, 69709958, 21338685404, 1003652347332, 1003652347349, 1003652347360, 1003652347365]

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

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