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.

A337825 a(0) = 0; a(n) = n^3 - (1/n) * Sum_{k=1..n-1} binomial(n,k)^2 * (n-k)^3 * k * a(k).

Table of values

n a(n)
0 0
1 1
2 6
3 -33
4 -512
5 19405
6 181116
7 -45817541
8 771776384
9 280415588121
10 -23151651942500
11 -3217963989270569
12 816268626535923936
13 38087192839910816485
14 -43268389662374707851552
15 2822720920753640236252875
16 3297662826737476255127428096
17 -833876355494162903256716734927

List of values

[0, 1, 6, -33, -512, 19405, 181116, -45817541, 771776384, 280415588121, -23151651942500, -3217963989270569, 816268626535923936, 38087192839910816485, -43268389662374707851552, 2822720920753640236252875, 3297662826737476255127428096, -833876355494162903256716734927]