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.

A383916 a(n) = Sum_{k=0..n} binomial(2*n, k) * (n-k)^(3*n).

Table of values

n a(n)
0 1
1 1
2 68
3 22770
4 21143488
5 41904629550
6 151957171590144
7 910666718387157732
8 8390164064875701321728
9 112583179357513548960803670
10 2109812207969377622615440752640
11 53397692462483465346961668429307836
12 1775866125092261344436828225211633500160
13 75857512919848315654302238627976991244564300

List of values

[1, 1, 68, 22770, 21143488, 41904629550, 151957171590144, 910666718387157732, 8390164064875701321728, 112583179357513548960803670, 2109812207969377622615440752640, 53397692462483465346961668429307836, 1775866125092261344436828225211633500160, 75857512919848315654302238627976991244564300]