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.

A235687 Semiprimes which remain semiprimes when the rightmost digit is removed.

Table of values

n a(n)
1 46
2 49
3 62
4 65
5 69
6 91
7 93
8 94
9 95
10 106
11 141
12 142
13 143
14 145
15 146
16 155
17 158
18 159
19 213
20 214
21 215
22 217
23 218
24 219
25 221
26 226
27 253
28 254
29 259
30 262
31 265
32 267
33 334
34 335
35 339
36 341
37 346
38 355
39 358
40 381
41 382
42 386
43 391
44 393
45 394
46 395
47 398
48 466
49 469
50 493
51 497
52 511
53 514

List of values

[46, 49, 62, 65, 69, 91, 93, 94, 95, 106, 141, 142, 143, 145, 146, 155, 158, 159, 213, 214, 215, 217, 218, 219, 221, 226, 253, 254, 259, 262, 265, 267, 334, 335, 339, 341, 346, 355, 358, 381, 382, 386, 391, 393, 394, 395, 398, 466, 469, 493, 497, 511, 514]