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.

A137339 A triangular sequence from a functional coefficient expansion of a raising factorial type: p(x,t)=1/(1-t)^(m*x);m=3.

Table of values

n a(n)
1 1
2 0
3 3
4 0
5 3
6 9
7 0
8 6
9 27
10 27
11 0
12 18
13 99
14 162
15 81
16 0
17 72
18 450
19 945
20 810
21 243
22 0
23 360
24 2466
25 6075
26 6885
27 3645
28 729
29 0
30 2160
31 15876
32 43848
33 59535
34 42525
35 15309
36 2187
37 0
38 15120
39 117612
40 354564
41 548289
42 476280
43 234738
44 61236
45 6561
46 0
47 120960
48 986256
49 3189348

List of values

[1, 0, 3, 0, 3, 9, 0, 6, 27, 27, 0, 18, 99, 162, 81, 0, 72, 450, 945, 810, 243, 0, 360, 2466, 6075, 6885, 3645, 729, 0, 2160, 15876, 43848, 59535, 42525, 15309, 2187, 0, 15120, 117612, 354564, 548289, 476280, 234738, 61236, 6561, 0, 120960, 986256, 3189348]