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.

A223529 Triangle S(n,k) by rows: coefficients of 5^((n-1)/2)*(x^(1/5)*d/dx)^n when n=1,3,5,...

Table of values

n a(n)
1 1
2 6
3 5
4 66
5 110
6 25
7 1056
8 2640
9 1200
10 125
11 22176
12 73920
13 50400
14 10500
15 625
16 576576
17 2402400
18 2184000
19 682500
20 81250
21 3125
22 17873856
23 89369280
24 101556000
25 42315000
26 7556250
27 581250
28 15625
29 643458816
30 3753509760
31 5118422400
32 2665845000
33 634725000

List of values

[1, 6, 5, 66, 110, 25, 1056, 2640, 1200, 125, 22176, 73920, 50400, 10500, 625, 576576, 2402400, 2184000, 682500, 81250, 3125, 17873856, 89369280, 101556000, 42315000, 7556250, 581250, 15625, 643458816, 3753509760, 5118422400, 2665845000, 634725000]