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Number of inequivalent n X n matrices with entries from [10], where equivalence means permutations of rows or columns or the symbol set.
2

%I #7 May 02 2022 09:43:58

%S 1,1,9,777,18440339,231280499976758,539715253083968402103527,

%T 108574780652301782853133061629130295,

%U 1695151209057921251767407650132588390723525400990,2092720405023878686565298507009041542115651993258636289578413793

%N Number of inequivalent n X n matrices with entries from [10], where equivalence means permutations of rows or columns or the symbol set.

%H <a href="/index/Mat#inequiv">Index to number of inequivalent matrices modulo permutation of rows and columns</a>

%Y Column k=10 of A242095.

%K nonn

%O 0,3

%A _Alois P. Heinz_, Aug 15 2014