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.

A279098 Numbers k such that prime(k) divides primorial(j) + 1 for exactly one integer j.

Table of values

n a(n)
1 1
2 2
3 4
4 8
5 11
6 17
7 18
8 21
9 25
10 32
11 34
12 35
13 39
14 40
15 42
16 47
17 48
18 58
19 63
20 65
21 66
22 67
23 69
24 90
25 91
26 97
27 105
28 110
29 122
30 140
31 144
32 151
33 152
34 162
35 166
36 168
37 173
38 174
39 175
40 179
41 180
42 186
43 205
44 207
45 208
46 210
47 211
48 218
49 233
50 243
51 249
52 256
53 261
54 262
55 297
56 308
57 316
58 318

List of values

[1, 2, 4, 8, 11, 17, 18, 21, 25, 32, 34, 35, 39, 40, 42, 47, 48, 58, 63, 65, 66, 67, 69, 90, 91, 97, 105, 110, 122, 140, 144, 151, 152, 162, 166, 168, 173, 174, 175, 179, 180, 186, 205, 207, 208, 210, 211, 218, 233, 243, 249, 256, 261, 262, 297, 308, 316, 318]