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.

A112409 Table read by rows: for each n: the orders of the permutations of n elements, excluding those that are a divisor of the order of another permutation of n elements.

Table of values

n a(n)
1 1
2 2
3 2
4 3
5 3
6 4
7 4
8 5
9 6
10 4
11 5
12 6
13 7
14 10
15 12
16 8
17 10
18 12
19 15
20 8
21 9
22 12
23 14
24 15
25 20
26 8
27 9
28 12
29 14
30 20
31 21
32 30

List of values

[1, 2, 2, 3, 3, 4, 4, 5, 6, 4, 5, 6, 7, 10, 12, 8, 10, 12, 15, 8, 9, 12, 14, 15, 20, 8, 9, 12, 14, 20, 21, 30]