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.

A286525 Number of inequivalent n X n matrices over GF(4) under action of dihedral group of the square D_4, with a fourth of 1's, 2's, 3's and 4's (ordered occurrences rounded up/down if n^2 != 0 mod 4).

Table of values

n a(n)
0 1
1 1
2 3
3 978
4 7885536
5 1030690752000
6 2681594035175055000
7 111102459342780333711432912
8 82765346051371433995689422809152600
9 984929152509556378339959477248973638627262816
10 201525938526971993585665495909682003042353826154218776128

List of values

[1, 1, 3, 978, 7885536, 1030690752000, 2681594035175055000, 111102459342780333711432912, 82765346051371433995689422809152600, 984929152509556378339959477248973638627262816, 201525938526971993585665495909682003042353826154218776128]

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

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