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.

A323325 Coefficients a(n) of x^n*y^n*z^n in function A = A(x,y,z) such that A = 1 + x*B*C, B = 1 + y*C*A, and C = 1 + z*A*B, for n >= 0.

Table of values

n a(n)
0 1
1 3
2 54
3 1500
4 51450
5 2000376
6 84523824
7 3789772272
8 177645575250
9 8619977394600
10 429995817814992
11 21940447761898848
12 1140809521021467024
13 60271001744583000000
14 3228065652622114800000
15 174953984892890573016000
16 9580981919014895332205250
17 529506723911785149640077000
18 29503054954798945147262250000
19 1655865088781640962375927700000
20 93546915429941104997312052606000
21 5316303408243224817579669328104000

List of values

[1, 3, 54, 1500, 51450, 2000376, 84523824, 3789772272, 177645575250, 8619977394600, 429995817814992, 21940447761898848, 1140809521021467024, 60271001744583000000, 3228065652622114800000, 174953984892890573016000, 9580981919014895332205250, 529506723911785149640077000, 29503054954798945147262250000, 1655865088781640962375927700000, 93546915429941104997312052606000, 5316303408243224817579669328104000]