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.

A306820 Number of nilpotent n X n matrices with elements {-1, 0, 1}.

Table of values

n a(n)
1 1
2 9
3 481
4 148817
5 243782721

List of values

[1, 9, 481, 148817, 243782721]