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.

A371234 E.g.f. satisfies A(x) = 1 - x^2*A(x)^4*log(1 - x*A(x)^2).

Table of values

n a(n)
0 1
1 0
2 0
3 6
4 12
5 40
6 4500
7 36288
8 302400
9 21280320
10 372808800
11 5690583360
12 328776433920
13 9448800042240
14 224460513268992
15 12193757153424000
16 487602908139110400
17 16244434378146723840
18 899553800205694310400
19 45212291317983663820800

List of values

[1, 0, 0, 6, 12, 40, 4500, 36288, 302400, 21280320, 372808800, 5690583360, 328776433920, 9448800042240, 224460513268992, 12193757153424000, 487602908139110400, 16244434378146723840, 899553800205694310400, 45212291317983663820800]