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.

A002642 Numbers k such that (k^2 + k + 1)/13 is prime.

Table of values

n a(n)
1 9
2 29
3 35
4 42
5 48
6 113
7 120
8 126
9 152
10 185
11 204
12 224
13 237
14 243
15 276
16 302
17 308
18 321
19 341
20 386
21 399
22 419
23 432
24 477
25 503
26 510
27 516
28 542
29 549
30 588
31 633
32 659
33 666
34 705
35 731
36 770
37 776
38 783
39 789
40 815
41 848
42 854
43 887
44 906
45 932
46 945
47 965
48 978

List of values

[9, 29, 35, 42, 48, 113, 120, 126, 152, 185, 204, 224, 237, 243, 276, 302, 308, 321, 341, 386, 399, 419, 432, 477, 503, 510, 516, 542, 549, 588, 633, 659, 666, 705, 731, 770, 776, 783, 789, 815, 848, 854, 887, 906, 932, 945, 965, 978]