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.

A071565 Numbers k such that x^k + x^(k-1) + x^(k-2) + ... + x + 1 is irreducible over GF(7).

Table of values

n a(n)
1 4
2 10
3 12
4 16
5 22
6 40
7 60
8 66
9 70
10 78
11 88
12 96
13 100
14 106
15 126
16 150
17 162
18 172
19 178
20 210
21 228
22 238
23 240
24 256
25 262
26 268
27 292
28 346
29 348
30 358
31 378
32 396
33 430
34 432
35 442
36 460
37 490
38 498
39 508
40 520
41 546
42 576
43 592
44 598
45 600
46 630
47 658
48 676
49 682
50 732
51 738
52 742
53 760
54 772

List of values

[4, 10, 12, 16, 22, 40, 60, 66, 70, 78, 88, 96, 100, 106, 126, 150, 162, 172, 178, 210, 228, 238, 240, 256, 262, 268, 292, 346, 348, 358, 378, 396, 430, 432, 442, 460, 490, 498, 508, 520, 546, 576, 592, 598, 600, 630, 658, 676, 682, 732, 738, 742, 760, 772]