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.
%I A308088 #14 Feb 16 2025 08:33:55 %S A308088 2,8,80,1472,56192,3934208,557649920,154665746432 %N A308088 Normal matrices of order n over GF(2). %C A308088 A matrix A is normal if A^T A = A A^T, where for this sequence multiplication is performed in the field of two elements. %H A308088 Eric Weisstein's World of Mathematics, <a href="https://mathworld.wolfram.com/NormalMatrix.html">Normal Matrix</a> %H A308088 <a href="/index/Mat#binmat">Index entries for sequences related to binary matrices</a> %Y A308088 A055547 counts 0-1 matrices normal over the integers. %K A308088 nonn,hard,more %O A308088 1,1 %A A308088 _Brendan McKay_, May 11 2019