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.

A125164 Positive integers n such that no prime exists of the form (k! + 3n - 1), (k! + 3n) or (k! + 3n + 1) for any k.

Table of values

n a(n)
1 11
2 21
3 25
4 31
5 39
6 41
7 47
8 51
9 53
10 61
11 67
12 69
13 71
14 73
15 81
16 91
17 95
18 99
19 101
20 107
21 109
22 111
23 113
24 121
25 123
26 125
27 131
28 135
29 137
30 141
31 145
32 151
33 157
34 161
35 165
36 171
37 175
38 177
39 179
40 181
41 183
42 191
43 193
44 201
45 203
46 207
47 209
48 211
49 221
50 223
51 229
52 231
53 235
54 237
55 241
56 243
57 245
58 249
59 251
60 255
61 259

List of values

[11, 21, 25, 31, 39, 41, 47, 51, 53, 61, 67, 69, 71, 73, 81, 91, 95, 99, 101, 107, 109, 111, 113, 121, 123, 125, 131, 135, 137, 141, 145, 151, 157, 161, 165, 171, 175, 177, 179, 181, 183, 191, 193, 201, 203, 207, 209, 211, 221, 223, 229, 231, 235, 237, 241, 243, 245, 249, 251, 255, 259]