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.

A225438 Odd numbers such that no permutation of its digits yields a prime.

Table of values

n a(n)
1 1
2 9
3 15
4 21
5 25
6 27
7 33
8 39
9 45
10 49
11 51
12 55
13 57
14 63
15 65
16 69
17 75
18 77
19 81
20 85
21 87
22 93
23 99
24 105
25 111
26 117
27 123
28 129
29 135
30 141
31 147
32 153
33 155
34 159
35 161
36 165
37 171
38 177
39 183
40 185
41 187
42 189
43 195
44 201
45 205
46 207
47 213
48 219
49 221
50 225
51 231
52 237
53 243
54 245
55 247
56 249

List of values

[1, 9, 15, 21, 25, 27, 33, 39, 45, 49, 51, 55, 57, 63, 65, 69, 75, 77, 81, 85, 87, 93, 99, 105, 111, 117, 123, 129, 135, 141, 147, 153, 155, 159, 161, 165, 171, 177, 183, 185, 187, 189, 195, 201, 205, 207, 213, 219, 221, 225, 231, 237, 243, 245, 247, 249]