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.

A038675 Triangle read by rows: T(n,k)=A(n,k)*binomial(n+k-1,n), where A(n,k) are the Eulerian numbers (A008292).

Table of values

n a(n)
1 1
2 1
3 3
4 1
5 16
6 10
7 1
8 55
9 165
10 35
11 1
12 156
13 1386
14 1456
15 126
16 1
17 399
18 8456
19 25368
20 11970
21 462
22 1
23 960
24 42876
25 289920
26 393030
27 95040
28 1716
29 1
30 2223
31 193185
32 2577135
33 7731405
34 5525091
35 741741
36 6435
37 1
38 5020
39 803440
40 19411480
41 111675850
42 176644468

List of values

[1, 1, 3, 1, 16, 10, 1, 55, 165, 35, 1, 156, 1386, 1456, 126, 1, 399, 8456, 25368, 11970, 462, 1, 960, 42876, 289920, 393030, 95040, 1716, 1, 2223, 193185, 2577135, 7731405, 5525091, 741741, 6435, 1, 5020, 803440, 19411480, 111675850, 176644468]