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.

A109758 Numbers k such that (10's complement factorial of k) - 1 is semiprime.

Table of values

n a(n)
1 5
2 6
3 10
4 13
5 20
6 22
7 23
8 24
9 27
10 29
11 33
12 40
13 41
14 43
15 46
16 51
17 54
18 79
19 80
20 83
21 85
22 93
23 106
24 111

List of values

[5, 6, 10, 13, 20, 22, 23, 24, 27, 29, 33, 40, 41, 43, 46, 51, 54, 79, 80, 83, 85, 93, 106, 111]