%I #6 May 02 2022 09:40:44
%S 1,8,1072,3780288,490172624992,2625154125717590496,
%T 626072069382507442113224128,7023555040334136447558331379882184096,
%U 3861175753082201291221743022346066208381644388448,107340376330263465926728519455647533170839443944210568803374736
%N Number of inequivalent n X n matrices with entries from [8], where equivalence means permutations of rows or columns.
%H Alois P. Heinz, <a href="/A246114/b246114.txt">Table of n, a(n) for n = 0..26</a>
%H <a href="/index/Mat#inequiv">Index to number of inequivalent matrices modulo permutation of rows and columns</a>
%Y Column k=8 of A246106.
%K nonn
%O 0,2
%A _Alois P. Heinz_, Aug 14 2014