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.

A090120 Numbers k such that nextprime(k^2) - prevprime(k^2) = 4.

Table of values

n a(n)
1 3
2 4
3 9
4 10
5 14
6 15
7 20
8 21
9 26
10 33
11 40
12 110
13 117
14 124
15 146
16 206
17 237
18 250
19 273
20 303
21 309
22 326
23 340
24 350
25 387
26 429
27 436
28 440
29 441
30 447
31 470
32 513
33 561
34 573
35 609
36 634
37 686
38 704
39 807
40 897
41 920
42 1004
43 1035
44 1054
45 1060
46 1071
47 1113
48 1124
49 1143
50 1156
51 1233
52 1239

List of values

[3, 4, 9, 10, 14, 15, 20, 21, 26, 33, 40, 110, 117, 124, 146, 206, 237, 250, 273, 303, 309, 326, 340, 350, 387, 429, 436, 440, 441, 447, 470, 513, 561, 573, 609, 634, 686, 704, 807, 897, 920, 1004, 1035, 1054, 1060, 1071, 1113, 1124, 1143, 1156, 1233, 1239]