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.

A269743 Triangle of generalized Eulerian numbers T(n,k) = _3 read by rows, n >= 1, 0 <= k <= 3*(n-1).

Table of values

n a(n)
1 1
2 1
3 1
4 1
5 1
6 1
7 4
8 11
9 23
10 11
11 4
12 1
13 1
14 11
15 72
16 325
17 595
18 595
19 325
20 72
21 11
22 1
23 1
24 26
25 367
26 3368
27 14679
28 34679
29 46800
30 34679
31 14679
32 3368
33 367
34 26
35 1
36 1
37 57
38 1630
39 28819
40 253247
41 1212440
42 3382133
43 5588593
44 5588593
45 3382133
46 1212440
47 253247
48 28819
49 1630
50 57
51 1

List of values

[1, 1, 1, 1, 1, 1, 4, 11, 23, 11, 4, 1, 1, 11, 72, 325, 595, 595, 325, 72, 11, 1, 1, 26, 367, 3368, 14679, 34679, 46800, 34679, 14679, 3368, 367, 26, 1, 1, 57, 1630, 28819, 253247, 1212440, 3382133, 5588593, 5588593, 3382133, 1212440, 253247, 28819, 1630, 57, 1]