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.

A064937 Nonprimes k such that gcd(k, prime(k)^2 - 1) is 1.

Table of values

n a(n)
1 1
2 25
3 49
4 55
5 77
6 119
7 133
8 143
9 155
10 161
11 169
12 185
13 187
14 203
15 209
16 217
17 221
18 235
19 247
20 275
21 287
22 289
23 295
24 301
25 325
26 329
27 361
28 365
29 371
30 377
31 391
32 403
33 407
34 415
35 425
36 427
37 437
38 451
39 455
40 469
41 473
42 485
43 493
44 497
45 505
46 511
47 517
48 527
49 529
50 539
51 553
52 559
53 583

List of values

[1, 25, 49, 55, 77, 119, 133, 143, 155, 161, 169, 185, 187, 203, 209, 217, 221, 235, 247, 275, 287, 289, 295, 301, 325, 329, 361, 365, 371, 377, 391, 403, 407, 415, 425, 427, 437, 451, 455, 469, 473, 485, 493, 497, 505, 511, 517, 527, 529, 539, 553, 559, 583]