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.

A027757 Numbers k such that k^2 + k + 9 is prime.

Table of values

n a(n)
1 1
2 4
3 13
4 16
5 19
6 25
7 28
8 43
9 49
10 55
11 76
12 79
13 88
14 106
15 118
16 121
17 139
18 145
19 151
20 154
21 175
22 190
23 205
24 208
25 211
26 235
27 238
28 253
29 259
30 268
31 271
32 301
33 310
34 370
35 373
36 376
37 391
38 400
39 403
40 415
41 433
42 445
43 484
44 490
45 508
46 511
47 523
48 544
49 568
50 580
51 583
52 589
53 610

List of values

[1, 4, 13, 16, 19, 25, 28, 43, 49, 55, 76, 79, 88, 106, 118, 121, 139, 145, 151, 154, 175, 190, 205, 208, 211, 235, 238, 253, 259, 268, 271, 301, 310, 370, 373, 376, 391, 400, 403, 415, 433, 445, 484, 490, 508, 511, 523, 544, 568, 580, 583, 589, 610]