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.

A291980 Triangle read by rows, T(n, k) = n!*[t^k] ([x^n] exp(x*t)/(1 - log(1+x))) for 0<=k<=n.

Table of values

n a(n)
0 1
1 1
2 1
3 1
4 2
5 1
6 2
7 3
8 3
9 1
10 4
11 8
12 6
13 4
14 1
15 14
16 20
17 20
18 10
19 5
20 1
21 38
22 84
23 60
24 40
25 15
26 6
27 1
28 216
29 266
30 294
31 140
32 70
33 21
34 7
35 1
36 600
37 1728
38 1064
39 784
40 280
41 112
42 28
43 8
44 1
45 6240
46 5400
47 7776
48 3192
49 1764
50 504
51 168
52 36
53 9
54 1

List of values

[1, 1, 1, 1, 2, 1, 2, 3, 3, 1, 4, 8, 6, 4, 1, 14, 20, 20, 10, 5, 1, 38, 84, 60, 40, 15, 6, 1, 216, 266, 294, 140, 70, 21, 7, 1, 600, 1728, 1064, 784, 280, 112, 28, 8, 1, 6240, 5400, 7776, 3192, 1764, 504, 168, 36, 9, 1]