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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.

A155163 Triangle T(n,k): the coefficient of [x^k] of the series -(x-1)^(2*n+1) *Sum_{j>=0} (j+1)^n *binomial(j,n) * x^(j-n); columns 0<=k

Table of values

n a(n)
1 2
2 9
3 3
4 64
5 52
6 4
7 625
8 855
9 195
10 5
11 7776
12 15306
13 6546
14 606
15 6
16 117649
17 305571
18 201866
19 38486
20 1701
21 7
22 2097152
23 6806472
24 6244680
25 1950320
26 194160
27 4488
28 8
29 43046721
30 168205743
31 200503701
32 90665595
33 15597315
34 887949
35 11367
36 9

List of values

[2, 9, 3, 64, 52, 4, 625, 855, 195, 5, 7776, 15306, 6546, 606, 6, 117649, 305571, 201866, 38486, 1701, 7, 2097152, 6806472, 6244680, 1950320, 194160, 4488, 8, 43046721, 168205743, 200503701, 90665595, 15597315, 887949, 11367, 9]