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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.

A049098 Primes p such that p+1 is divisible by a square.

Table of values

n a(n)
1 3
2 7
3 11
4 17
5 19
6 23
7 31
8 43
9 47
10 53
11 59
12 67
13 71
14 79
15 83
16 89
17 97
18 103
19 107
20 127
21 131
22 139
23 149
24 151
25 163
26 167
27 179
28 191
29 197
30 199
31 211
32 223
33 227
34 233
35 239
36 241
37 251
38 263
39 269
40 271
41 283
42 293
43 307
44 311
45 331
46 337
47 347
48 349
49 359
50 367
51 379
52 383
53 419
54 431
55 439
56 443

List of values

[3, 7, 11, 17, 19, 23, 31, 43, 47, 53, 59, 67, 71, 79, 83, 89, 97, 103, 107, 127, 131, 139, 149, 151, 163, 167, 179, 191, 197, 199, 211, 223, 227, 233, 239, 241, 251, 263, 269, 271, 283, 293, 307, 311, 331, 337, 347, 349, 359, 367, 379, 383, 419, 431, 439, 443]