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.

A290316 Triangle T(n, k) read by rows: row n gives the coefficients of the numerator polynomials of the o.g.f. of the (n+1)-th diagonal of the Sheffer triangle A282629 (S2[3,1] generalized Stirling2), for n >= 0.

Table of values

n a(n)
0 1
1 1
2 6
3 1
4 48
5 90
6 1
7 234
8 2214
9 2160
10 1
11 996
12 27432
13 114588
14 71280
15 1
16 4062
17 260748
18 2791800
19 6770628
20 2993760
21 1
22 16344
23 2178630
24 48256344
25 280652364
26 454137840
27 152681760
28 1
29 65490
30 16966530
31 691711920
32 7846782660
33 29157089832
34 34236464400
35 9160905600
36 1
37 262092
38 126820980
39 8851303620
40 174637926180
41 1219804572672
42 3187159638984
43 2871984146400
44 632102486400
45 1
46 1048518
47 924701832
48 105253405560
49 3359003385600
50 39425596747272
51 188635513271256
52 369150976563264
53 265665182896800
54 49303993939200

List of values

[1, 1, 6, 1, 48, 90, 1, 234, 2214, 2160, 1, 996, 27432, 114588, 71280, 1, 4062, 260748, 2791800, 6770628, 2993760, 1, 16344, 2178630, 48256344, 280652364, 454137840, 152681760, 1, 65490, 16966530, 691711920, 7846782660, 29157089832, 34236464400, 9160905600, 1, 262092, 126820980, 8851303620, 174637926180, 1219804572672, 3187159638984, 2871984146400, 632102486400, 1, 1048518, 924701832, 105253405560, 3359003385600, 39425596747272, 188635513271256, 369150976563264, 265665182896800, 49303993939200]