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.

A032618 Numbers k such that k concatenated with k+3 is a prime.

Table of values

n a(n)
1 4
2 8
3 10
4 16
5 44
6 46
7 56
8 58
9 68
10 74
11 86
12 94
13 98
14 100
15 104
16 106
17 136
18 140
19 148
20 154
21 158
22 160
23 166
24 176
25 184
26 194
27 206
28 230
29 244
30 250
31 254
32 260
33 266
34 268
35 274
36 286
37 296
38 308
39 310
40 328
41 338
42 344
43 346
44 370
45 380
46 388
47 410
48 416
49 430
50 434
51 436
52 440
53 448
54 460

List of values

[4, 8, 10, 16, 44, 46, 56, 58, 68, 74, 86, 94, 98, 100, 104, 106, 136, 140, 148, 154, 158, 160, 166, 176, 184, 194, 206, 230, 244, 250, 254, 260, 266, 268, 274, 286, 296, 308, 310, 328, 338, 344, 346, 370, 380, 388, 410, 416, 430, 434, 436, 440, 448, 460]