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.

A137812 Left- or right-truncatable primes.

Table of values

n a(n)
1 2
2 3
3 5
4 7
5 13
6 17
7 23
8 29
9 31
10 37
11 43
12 47
13 53
14 59
15 67
16 71
17 73
18 79
19 83
20 97
21 113
22 131
23 137
24 139
25 167
26 173
27 179
28 197
29 223
30 229
31 233
32 239
33 271
34 283
35 293
36 311
37 313
38 317
39 331
40 337
41 347
42 353
43 359
44 367
45 373
46 379
47 383
48 397
49 431
50 433
51 439
52 443
53 467
54 479
55 523
56 547
57 571

List of values

[2, 3, 5, 7, 13, 17, 23, 29, 31, 37, 43, 47, 53, 59, 67, 71, 73, 79, 83, 97, 113, 131, 137, 139, 167, 173, 179, 197, 223, 229, 233, 239, 271, 283, 293, 311, 313, 317, 331, 337, 347, 353, 359, 367, 373, 379, 383, 397, 431, 433, 439, 443, 467, 479, 523, 547, 571]