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.

A130570 Primes of the form k*2^m + 1 for k odd, m >=1, that are not Proth primes (A080076) (2^m <= k).

Table of values

n a(n)
1 7
2 11
3 19
4 23
5 29
6 31
7 37
8 43
9 47
10 53
11 59
12 61
13 67
14 71
15 73
16 79
17 83
18 89
19 101
20 103
21 107
22 109
23 127
24 131
25 137
26 139
27 149
28 151
29 157
30 163
31 167
32 173
33 179
34 181
35 191
36 197
37 199
38 211
39 223
40 227
41 229
42 233
43 239
44 251
45 263
46 269
47 271
48 277
49 281
50 283
51 293
52 307
53 311
54 313
55 317
56 331

List of values

[7, 11, 19, 23, 29, 31, 37, 43, 47, 53, 59, 61, 67, 71, 73, 79, 83, 89, 101, 103, 107, 109, 127, 131, 137, 139, 149, 151, 157, 163, 167, 173, 179, 181, 191, 197, 199, 211, 223, 227, 229, 233, 239, 251, 263, 269, 271, 277, 281, 283, 293, 307, 311, 313, 317, 331]