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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.

A355273 Primes p for which p + q is a multiple of 4, where q is the previous prime if p == 2 (mod 3) or the next prime otherwise.

Table of values

n a(n)
1 3
2 5
3 29
4 31
5 53
6 59
7 61
8 73
9 89
10 137
11 139
12 149
13 151
14 157
15 173
16 179
17 181
18 191
19 239
20 241
21 251
22 257
23 263
24 269
25 271
26 283
27 293
28 331
29 337
30 347
31 359
32 367
33 373
34 389
35 409
36 419
37 421
38 431
39 433
40 449
41 509
42 523
43 541
44 547
45 557
46 563
47 569
48 571
49 577
50 587
51 593
52 599
53 601
54 607
55 631

List of values

[3, 5, 29, 31, 53, 59, 61, 73, 89, 137, 139, 149, 151, 157, 173, 179, 181, 191, 239, 241, 251, 257, 263, 269, 271, 283, 293, 331, 337, 347, 359, 367, 373, 389, 409, 419, 421, 431, 433, 449, 509, 523, 541, 547, 557, 563, 569, 571, 577, 587, 593, 599, 601, 607, 631]

Started in 1964 by Neil J. A. Sloane | Maintained by The OEIS Foundation Inc.

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