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.

A237057 a(n) = smallest prime > a(n-1) such that a(n)+4n is also prime.

Table of values

n a(n)
0 2
1 3
2 5
3 7
4 13
5 17
6 19
7 31
8 41
9 43
10 61
11 83
12 89
13 97
14 101
15 103
16 109
17 113
18 127
19 151
20 191
21 193
22 223
23 239
24 241
25 283
26 293
27 311
28 331
29 347
30 359
31 367
32 419
33 431
34 433
35 461
36 463
37 499
38 509
39 521
40 523
41 563
42 571
43 601
44 647
45 659
46 673
47 719
48 727
49 733
50 797
51 809
52 811
53 821
54 823
55 829

List of values

[2, 3, 5, 7, 13, 17, 19, 31, 41, 43, 61, 83, 89, 97, 101, 103, 109, 113, 127, 151, 191, 193, 223, 239, 241, 283, 293, 311, 331, 347, 359, 367, 419, 431, 433, 461, 463, 499, 509, 521, 523, 563, 571, 601, 647, 659, 673, 719, 727, 733, 797, 809, 811, 821, 823, 829]