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.

A098242 Numbers k such that gcd(2k+1, numerator(Bernoulli(4k+2))) is not squarefree.

Table of values

n a(n)
1 12
2 24
3 37
4 60
5 62
6 84
7 87
8 112
9 122
10 137
11 144
12 162
13 171
14 180
15 181
16 187
17 212
18 237
19 253
20 262
21 264
22 269
23 287
24 312
25 318
26 337
27 362
28 387
29 412
30 416
31 420
32 422
33 423
34 433
35 437
36 462
37 465
38 480
39 487
40 512
41 537
42 541
43 544
44 562
45 563
46 587
47 591
48 612
49 637
50 662
51 665
52 684
53 687

List of values

[12, 24, 37, 60, 62, 84, 87, 112, 122, 137, 144, 162, 171, 180, 181, 187, 212, 237, 253, 262, 264, 269, 287, 312, 318, 337, 362, 387, 412, 416, 420, 422, 423, 433, 437, 462, 465, 480, 487, 512, 537, 541, 544, 562, 563, 587, 591, 612, 637, 662, 665, 684, 687]