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.

A263106 Semiprimes such that the leftward cyclic permutation of its decimal digits is also semiprime.

Table of values

n a(n)
1 4
2 6
3 9
4 15
5 22
6 26
7 33
8 39
9 49
10 51
11 55
12 58
13 62
14 77
15 85
16 93
17 94
18 111
19 122
20 129
21 134
22 141
23 145
24 155
25 158
26 159
27 161
28 177
29 178
30 183
31 185
32 187
33 202
34 206
35 214
36 226
37 254
38 262
39 298
40 303
41 309
42 314
43 321
44 339
45 341
46 355
47 358
48 362
49 371
50 381
51 391
52 393
53 394
54 403
55 407
56 413

List of values

[4, 6, 9, 15, 22, 26, 33, 39, 49, 51, 55, 58, 62, 77, 85, 93, 94, 111, 122, 129, 134, 141, 145, 155, 158, 159, 161, 177, 178, 183, 185, 187, 202, 206, 214, 226, 254, 262, 298, 303, 309, 314, 321, 339, 341, 355, 358, 362, 371, 381, 391, 393, 394, 403, 407, 413]