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.

A269947 Triangle read by rows, Stirling cycle numbers of order 3, T(n,n) = 1, T(n,k) = 0 if k<0 or k>n, otherwise T(n,k) = T(n-1,k-1)+(n-1)^3*T(n-1,k), for n>=0 and 0<=k<=n.

Table of values

n a(n)
0 1
1 0
2 1
3 0
4 1
5 1
6 0
7 8
8 9
9 1
10 0
11 216
12 251
13 36
14 1
15 0
16 13824
17 16280
18 2555
19 100
20 1
21 0
22 1728000
23 2048824
24 335655
25 15055
26 225
27 1
28 0
29 373248000
30 444273984
31 74550304
32 3587535
33 63655
34 441
35 1
36 0
37 128024064000
38 152759224512
39 26015028256
40 1305074809
41 25421200
42 214918
43 784
44 1

List of values

[1, 0, 1, 0, 1, 1, 0, 8, 9, 1, 0, 216, 251, 36, 1, 0, 13824, 16280, 2555, 100, 1, 0, 1728000, 2048824, 335655, 15055, 225, 1, 0, 373248000, 444273984, 74550304, 3587535, 63655, 441, 1, 0, 128024064000, 152759224512, 26015028256, 1305074809, 25421200, 214918, 784, 1]