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.

A105106 Numbers k such that the string k101 is prime.

Table of values

n a(n)
1 0
2 5
3 6
4 8
5 12
6 15
7 20
8 21
9 29
10 42
11 44
12 50
13 53
14 54
15 56
16 60
17 65
18 72
19 74
20 77
21 78
22 81
23 83
24 89
25 95
26 98
27 102
28 107
29 116
30 117
31 119
32 125
33 131
34 135
35 138
36 141
37 149
38 170
39 174
40 177
41 182
42 194
43 197
44 201
45 204
46 210
47 221
48 224
49 230
50 240
51 242
52 243
53 252
54 258
55 261
56 263
57 264
58 282
59 285
60 291

List of values

[0, 5, 6, 8, 12, 15, 20, 21, 29, 42, 44, 50, 53, 54, 56, 60, 65, 72, 74, 77, 78, 81, 83, 89, 95, 98, 102, 107, 116, 117, 119, 125, 131, 135, 138, 141, 149, 170, 174, 177, 182, 194, 197, 201, 204, 210, 221, 224, 230, 240, 242, 243, 252, 258, 261, 263, 264, 282, 285, 291]