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.

A227550 A triangle formed like Pascal's triangle, but with factorial(n) on the borders instead of 1.

Table of values

n a(n)
0 1
1 1
2 1
3 2
4 2
5 2
6 6
7 4
8 4
9 6
10 24
11 10
12 8
13 10
14 24
15 120
16 34
17 18
18 18
19 34
20 120
21 720
22 154
23 52
24 36
25 52
26 154
27 720
28 5040
29 874
30 206
31 88
32 88
33 206
34 874
35 5040
36 40320
37 5914
38 1080
39 294
40 176
41 294
42 1080
43 5914
44 40320
45 362880
46 46234
47 6994
48 1374
49 470
50 470
51 1374
52 6994
53 46234
54 362880
55 3628800

List of values

[1, 1, 1, 2, 2, 2, 6, 4, 4, 6, 24, 10, 8, 10, 24, 120, 34, 18, 18, 34, 120, 720, 154, 52, 36, 52, 154, 720, 5040, 874, 206, 88, 88, 206, 874, 5040, 40320, 5914, 1080, 294, 176, 294, 1080, 5914, 40320, 362880, 46234, 6994, 1374, 470, 470, 1374, 6994, 46234, 362880, 3628800]