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.

A384038 Number of 2n X 2n matrices M over GF(2) such that the column space of M is equal to the null space of M.

Table of values

n a(n)
0 1
1 3
2 210
3 234360
4 4047865920
5 1092146608143360
6 4650098142288472473600
7 314462403262051153026062745600
8 338960040818652280796119613717033779200
9 5834618256563872511581456247120956565738854809600
10 1605370810586153268821245248112723240374305354675084328960000

List of values

[1, 3, 210, 234360, 4047865920, 1092146608143360, 4650098142288472473600, 314462403262051153026062745600, 338960040818652280796119613717033779200, 5834618256563872511581456247120956565738854809600, 1605370810586153268821245248112723240374305354675084328960000]

Started in 1964 by Neil J. A. Sloane | Maintained by The OEIS Foundation Inc.

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