A172918 - OEIS

%I #4 Mar 31 2012 12:35:42

%S 0,7,966,965557,4830921860,94285363835070,5941344401501213145,

%T 1046211088756248825569475,459676589298753554382247541064,

%U 460083089716507694000345247855463725

%N Number of n X n 0..7 arrays with row sums 8 and column sums 8

%H R. H. Hardin, <a href="/A172918/b172918.txt">Table of n, a(n) for n=1..18</a>

%K nonn

%O 1,2

%A _R. H. Hardin_ Feb 06 2010