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.

A163420 Primes p such that p+(p^2-1)/4 is also prime.

Table of values

n a(n)
1 3
2 5
3 7
4 11
5 17
6 19
7 29
8 31
9 37
10 41
11 47
12 59
13 61
14 89
15 107
16 109
17 127
18 131
19 139
20 151
21 191
22 199
23 227
24 229
25 239
26 251
27 281
28 307
29 317
30 337
31 347
32 359
33 367
34 389
35 397
36 439
37 449
38 461
39 479
40 487
41 491
42 569
43 587
44 601
45 617
46 659
47 661
48 677
49 701
50 719
51 727
52 769
53 809
54 839
55 911
56 941

List of values

[3, 5, 7, 11, 17, 19, 29, 31, 37, 41, 47, 59, 61, 89, 107, 109, 127, 131, 139, 151, 191, 199, 227, 229, 239, 251, 281, 307, 317, 337, 347, 359, 367, 389, 397, 439, 449, 461, 479, 487, 491, 569, 587, 601, 617, 659, 661, 677, 701, 719, 727, 769, 809, 839, 911, 941]