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.

A167786 Triangle of z Transform coefficients from General Pascal [1,8,1} A142458 polynomials multiplied by factor 3^Floor[(2*k - 1)/3].

Table of values

n a(n)
0 0
1 3
2 3
3 6
4 9
5 45
6 45
7 27
8 234
9 540
10 360
11 27
12 315
13 1305
14 1980
15 990
16 81
17 1026
18 6750
19 18360
20 20790
21 8316
22 243
23 3807
24 26379
25 115830
26 234630
27 212058
28 70686
29 243
30 7938
31 37800
32 177660
33 582120
34 939708
35 706860
36 201960
37 729
38 26001
39 280827
40 873180
41 3087315

List of values

[0, 3, 3, 6, 9, 45, 45, 27, 234, 540, 360, 27, 315, 1305, 1980, 990, 81, 1026, 6750, 18360, 20790, 8316, 243, 3807, 26379, 115830, 234630, 212058, 70686, 243, 7938, 37800, 177660, 582120, 939708, 706860, 201960, 729, 26001, 280827, 873180, 3087315]