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.

A291274 a(n) = [x^n] 1/(1 - n*x/(1 - n*x^2/(1 - n*x^3/(1 - n*x^4/(1 - n*x^5/(1 - ...)))))), a continued fraction.

Table of values

n a(n)
0 1
1 1
2 4
3 36
4 384
5 5125
6 81864
7 1519833
8 32219136
9 768352149
10 20367510000
11 594270942705
12 18929706034176
13 653744865197242
14 24333393186194848
15 971177936039212500
16 41376191798281502720
17 1874320475909920820607
18 89961819584112859211712
19 4560744533588836253021837

List of values

[1, 1, 4, 36, 384, 5125, 81864, 1519833, 32219136, 768352149, 20367510000, 594270942705, 18929706034176, 653744865197242, 24333393186194848, 971177936039212500, 41376191798281502720, 1874320475909920820607, 89961819584112859211712, 4560744533588836253021837]