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.

A178642 Primes p such that primorial(p)/2 - 2 is not prime.

Table of values

n a(n)
1 3
2 29
3 37
4 43
5 47
6 59
7 61
8 67
9 73
10 79
11 83
12 89
13 97
14 101
15 107
16 109
17 113
18 127
19 131
20 137
21 139
22 149
23 151
24 157
25 163
26 173
27 179
28 181
29 191
30 193
31 197
32 199
33 211
34 223
35 227
36 229
37 233
38 239
39 241
40 251
41 257
42 263
43 269
44 271
45 277
46 281
47 283
48 293
49 307
50 311
51 313
52 317
53 331
54 337
55 347

List of values

[3, 29, 37, 43, 47, 59, 61, 67, 73, 79, 83, 89, 97, 101, 107, 109, 113, 127, 131, 137, 139, 149, 151, 157, 163, 173, 179, 181, 191, 193, 197, 199, 211, 223, 227, 229, 233, 239, 241, 251, 257, 263, 269, 271, 277, 281, 283, 293, 307, 311, 313, 317, 331, 337, 347]