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.

A372260 Triangle read by rows: T(n, k) = (T(n-1, k-1) + T(n-1, k)) * 2 * n with initial values T(n, 0) = Sum_{i=0..n} (-1)^(n-i) * binomial(n, i) * A001147(i) and T(i, j) = 0 if j > i.

Table of values

n a(n)
0 1
1 0
2 2
3 2
4 8
5 8
6 8
7 60
8 96
9 48
10 60
11 544
12 1248
13 1152
14 384
15 544
16 6040
17 17920
18 24000
19 15360
20 3840
21 6040
22 79008
23 287520
24 503040
25 472320
26 230400
27 46080
28 79008
29 1190672
30 5131392
31 11067840
32 13655040
33 9838080
34 3870720
35 645120
36 1190672
37 20314880
38 101153024
39 259187712
40 395566080
41 375889920
42 219340800
43 72253440
44 10321920

List of values

[1, 0, 2, 2, 8, 8, 8, 60, 96, 48, 60, 544, 1248, 1152, 384, 544, 6040, 17920, 24000, 15360, 3840, 6040, 79008, 287520, 503040, 472320, 230400, 46080, 79008, 1190672, 5131392, 11067840, 13655040, 9838080, 3870720, 645120, 1190672, 20314880, 101153024, 259187712, 395566080, 375889920, 219340800, 72253440, 10321920]