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.

A184730 G.f.: exp( Sum_{n>=1} A184731(n)*x^n/n ) where A184731(n) = Sum_{k=0..n} C(n,k)^(k+1).

Table of values

n a(n)
0 1
1 2
2 5
3 20
4 159
5 3152
6 168036
7 20428850
8 5796209814
9 4052041564524
10 6210335115944263
11 21470958882165989854
12 183818137919395949397148
13 3517964195874870876682733562
14 147909303669340763210833833705995
15 15391220509661795085065182391703575606

List of values

[1, 2, 5, 20, 159, 3152, 168036, 20428850, 5796209814, 4052041564524, 6210335115944263, 21470958882165989854, 183818137919395949397148, 3517964195874870876682733562, 147909303669340763210833833705995, 15391220509661795085065182391703575606]