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.

A177450 G.f.: Sum_{n>=0} a(n)*x^n/(1+x)^(n^2+n) = 1+x.

Table of values

n a(n)
0 1
1 1
2 2
3 9
4 70
5 805
6 12480
7 245847
8 5909338
9 168310515
10 5556486450
11 209003251240
12 8835266400450
13 415094928861530
14 21473740362658640
15 1213683089969940075
16 74446121738526773490
17 4927385997649620215895
18 350145746700442604768346

List of values

[1, 1, 2, 9, 70, 805, 12480, 245847, 5909338, 168310515, 5556486450, 209003251240, 8835266400450, 415094928861530, 21473740362658640, 1213683089969940075, 74446121738526773490, 4927385997649620215895, 350145746700442604768346]