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.

A145199 Nonsquarefree numbers k such that k+1 is prime.

Table of values

n a(n)
1 4
2 12
3 16
4 18
5 28
6 36
7 40
8 52
9 60
10 72
11 88
12 96
13 100
14 108
15 112
16 126
17 136
18 148
19 150
20 156
21 162
22 172
23 180
24 192
25 196
26 198
27 228
28 232
29 240
30 250
31 256
32 268
33 270
34 276
35 280
36 292
37 306
38 312
39 316
40 336
41 348
42 352
43 372
44 378
45 388
46 396
47 400
48 408
49 420
50 432
51 448
52 456
53 460
54 486
55 490

List of values

[4, 12, 16, 18, 28, 36, 40, 52, 60, 72, 88, 96, 100, 108, 112, 126, 136, 148, 150, 156, 162, 172, 180, 192, 196, 198, 228, 232, 240, 250, 256, 268, 270, 276, 280, 292, 306, 312, 316, 336, 348, 352, 372, 378, 388, 396, 400, 408, 420, 432, 448, 456, 460, 486, 490]