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.

A253283 Triangle read by rows: coefficients of the partial fraction decomposition of [d^n/dx^n] (x/(1-x))^n/n!.

Table of values

n a(n)
0 1
1 0
2 1
3 0
4 2
5 3
6 0
7 3
8 12
9 10
10 0
11 4
12 30
13 60
14 35
15 0
16 5
17 60
18 210
19 280
20 126
21 0
22 6
23 105
24 560
25 1260
26 1260
27 462
28 0
29 7
30 168
31 1260
32 4200
33 6930
34 5544
35 1716
36 0
37 8
38 252
39 2520
40 11550
41 27720
42 36036
43 24024
44 6435
45 0
46 9
47 360
48 4620
49 27720
50 90090
51 168168
52 180180
53 102960
54 24310

List of values

[1, 0, 1, 0, 2, 3, 0, 3, 12, 10, 0, 4, 30, 60, 35, 0, 5, 60, 210, 280, 126, 0, 6, 105, 560, 1260, 1260, 462, 0, 7, 168, 1260, 4200, 6930, 5544, 1716, 0, 8, 252, 2520, 11550, 27720, 36036, 24024, 6435, 0, 9, 360, 4620, 27720, 90090, 168168, 180180, 102960, 24310]