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.

A259145 Numbers k such that k^2 - phi(k) is prime, where phi() is A000010.

Table of values

n a(n)
1 2
2 3
3 7
4 13
5 33
6 35
7 65
8 67
9 77
10 79
11 91
12 133
13 139
14 151
15 163
16 193
17 221
18 247
19 249
20 287
21 299
22 321
23 337
24 341
25 349
26 377
27 379
28 437
29 457
30 481
31 533
32 541
33 551
34 561
35 581
36 591
37 595
38 611
39 613
40 643
41 721
42 727
43 763
44 769
45 779
46 789
47 803
48 817
49 843
50 851
51 869
52 917
53 919
54 991

List of values

[2, 3, 7, 13, 33, 35, 65, 67, 77, 79, 91, 133, 139, 151, 163, 193, 221, 247, 249, 287, 299, 321, 337, 341, 349, 377, 379, 437, 457, 481, 533, 541, 551, 561, 581, 591, 595, 611, 613, 643, 721, 727, 763, 769, 779, 789, 803, 817, 843, 851, 869, 917, 919, 991]