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.

A223531 Triangle S(n,k) by rows: coefficients of 6^((n-1)/2)*(x^(1/6)*d/dx)^n when n=1,3,5,...

Table of values

n a(n)
1 1
2 7
3 6
4 91
5 156
6 36
7 1729
8 4446
9 2052
10 216
11 43225
12 148200
13 102600
14 21600
15 1296
16 1339975
17 5742750
18 5301000
19 1674000
20 200880
21 7776
22 49579075
23 254978100
24 294205500
25 123876000
26 22297680
27 1726272
28 46656
29 2131900225
30 12791401350
31 17711171100
32 9321669000

List of values

[1, 7, 6, 91, 156, 36, 1729, 4446, 2052, 216, 43225, 148200, 102600, 21600, 1296, 1339975, 5742750, 5301000, 1674000, 200880, 7776, 49579075, 254978100, 294205500, 123876000, 22297680, 1726272, 46656, 2131900225, 12791401350, 17711171100, 9321669000]