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.

A130478 Triangle T(n,k) = n! / A130477(n,k).

Table of values

n a(n)
1 1
2 2
3 2
4 6
5 3
6 2
7 24
8 8
9 3
10 2
11 120
12 30
13 8
14 3
15 2
16 720
17 144
18 30
19 8
20 3
21 2
22 5040
23 840
24 144
25 30
26 8
27 3
28 2
29 40320
30 5760
31 840
32 144
33 30
34 8
35 3
36 2
37 362880
38 45360
39 5760
40 840
41 144
42 30
43 8
44 3
45 2
46 3628800
47 403200
48 45360
49 5760
50 840
51 144
52 30
53 8
54 3
55 2

List of values

[1, 2, 2, 6, 3, 2, 24, 8, 3, 2, 120, 30, 8, 3, 2, 720, 144, 30, 8, 3, 2, 5040, 840, 144, 30, 8, 3, 2, 40320, 5760, 840, 144, 30, 8, 3, 2, 362880, 45360, 5760, 840, 144, 30, 8, 3, 2, 3628800, 403200, 45360, 5760, 840, 144, 30, 8, 3, 2]