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.

A304192 G.f. A(x) satisfies: [x^n] (1+x)^(n*(n+1)) / A(x) = 0 for n>0.

Table of values

n a(n)
0 1
1 2
2 7
3 72
4 1224
5 29184
6 892074
7 33144288
8 1445847756
9 72291575784
10 4070550314292
11 254674699992768
12 17518238545282080
13 1313558965998605568
14 106608039857256267192
15 9309469431887521270848
16 870250987085629018699728
17 86703492688056304091302944
18 9171254392641669833788501488
19 1026466161170552167031522911104

List of values

[1, 2, 7, 72, 1224, 29184, 892074, 33144288, 1445847756, 72291575784, 4070550314292, 254674699992768, 17518238545282080, 1313558965998605568, 106608039857256267192, 9309469431887521270848, 870250987085629018699728, 86703492688056304091302944, 9171254392641669833788501488, 1026466161170552167031522911104]