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.

A217910 O.g.f.: Sum_{n>=0} n^n*(2*n+1)^(n-1) * exp(-n*(2*n+1)*x) * x^n / n!.

Table of values

n a(n)
0 1
1 1
2 7
3 125
4 3641
5 148297
6 7792275
7 502572905
8 38466067169
9 3409770740129
10 343687137315215
11 38829855954523317
12 4861184771611069929
13 668044273723230765337
14 99988042875734734075243
15 16191529121372446646518737
16 2820684538705808192370559425

List of values

[1, 1, 7, 125, 3641, 148297, 7792275, 502572905, 38466067169, 3409770740129, 343687137315215, 38829855954523317, 4861184771611069929, 668044273723230765337, 99988042875734734075243, 16191529121372446646518737, 2820684538705808192370559425]