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.

A179421 E.g.f. A(x) satisfies: x*A(x) equals column 0 in the matrix log of the Riordan array (A(x), x*A(x)).

Table of values

n a(n)
0 1
1 1
2 4
3 33
4 440
5 8380
6 211824
7 6771422
8 264621216
9 12329282160
10 671882721600
11 42181858413552
12 3013915118776704
13 242626985772839616
14 21821596448977248000
15 2176989083049432207600
16 239420370429753669425664

List of values

[1, 1, 4, 33, 440, 8380, 211824, 6771422, 264621216, 12329282160, 671882721600, 42181858413552, 3013915118776704, 242626985772839616, 21821596448977248000, 2176989083049432207600, 239420370429753669425664]