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.

A217905 O.g.f.: Sum_{n>=0} -n^n*(n-1)^(n-1) * exp(-n*(n-1)*x) * x^n / n!.

Table of values

n a(n)
0 1
1 -1
2 -2
3 -14
4 -184
5 -3532
6 -89256
7 -2800016
8 -104967808
9 -4578528464
10 -227816059360
11 -12735645181536
12 -790296855912576
13 -53905019035510528
14 -4008716449677965312
15 -322807879692969879552
16 -27983800239966141382656
17 -2598368754552749176202496
18 -257284990746988090769530368

List of values

[1, -1, -2, -14, -184, -3532, -89256, -2800016, -104967808, -4578528464, -227816059360, -12735645181536, -790296855912576, -53905019035510528, -4008716449677965312, -322807879692969879552, -27983800239966141382656, -2598368754552749176202496, -257284990746988090769530368]