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.

A337650 Volume of the positive signed Birkhoff polytope BB_{+}(n).

Table of values

n a(n)
1 1
2 4
3 642
4 12065248
5 53480547965190

List of values

[1, 4, 642, 12065248, 53480547965190]