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.

A127628 G.f. 1/(1-6*x*c(x)) where c(x) is the g.f. of A000108.

Table of values

n a(n)
0 1
1 6
2 42
3 300
4 2154
5 15492
6 111492
7 802584
8 5778090
9 41600532
10 299517996
11 2156509416
12 15526797252
13 111792690600
14 804906480840
15 5795323452720
16 41726317225770
17 300429441596340
18 2163091823919900
19 15574260559056840
20 112134673904493420
21 807369644235408120

List of values

[1, 6, 42, 300, 2154, 15492, 111492, 802584, 5778090, 41600532, 299517996, 2156509416, 15526797252, 111792690600, 804906480840, 5795323452720, 41726317225770, 300429441596340, 2163091823919900, 15574260559056840, 112134673904493420, 807369644235408120]