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

%I #6 May 02 2022 09:41:53

%S 1,10,2575,27969700,17382581357725,694584034909225304800,

%T 1929070259806764423045266428090,

%U 393677642528244089712410955032173080437860,6151190771496090048680569057728482192815064016425838160

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

%H Alois P. Heinz, <a href="/A246116/b246116.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>

%p Column k=10 of A246106.

%K nonn

%O 0,2

%A _Alois P. Heinz_, Aug 14 2014