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.

A078778 Numbers n such that n!+1 is a semiprime.

Table of values

n a(n)
1 4
2 5
3 6
4 7
5 8
6 10
7 13
8 14
9 19
10 20
11 24
12 25
13 26
14 28
15 34
16 38
17 48
18 54
19 55
20 59
21 71
22 75
23 92
24 109
25 114
26 115

List of values

[4, 5, 6, 7, 8, 10, 13, 14, 19, 20, 24, 25, 26, 28, 34, 38, 48, 54, 55, 59, 71, 75, 92, 109, 114, 115]