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.

A367392 a(n) = Sum_{k=0..n} (-1)^k * binomial(n, k) * (n - k)^(2*n + 1).

Table of values

n a(n)
0 0
1 1
2 30
3 1806
4 186480
5 29607600
6 6711344640
7 2060056318320
8 823172919528960
9 415357755774998400
10 258323865658578720000
11 194165346649139268480000
12 173524374976148227519488000
13 181871966450361851863879680000
14 220951172052769326900328396800000

List of values

[0, 1, 30, 1806, 186480, 29607600, 6711344640, 2060056318320, 823172919528960, 415357755774998400, 258323865658578720000, 194165346649139268480000, 173524374976148227519488000, 181871966450361851863879680000, 220951172052769326900328396800000]