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%I #4 Mar 31 2012 12:35:42
%S 1,3,55,10147,22069251,602351808741,215717608046511873,
%T 1046211088756248825569475,70241609479301663107223809203427,
%U 66348852357002987700605359091266362631153
%N Number of n X n 0..7 arrays with row sums n and column sums n
%H R. H. Hardin, <a href="/A172932/b172932.txt">Table of n, a(n) for n=1..12</a>
%K nonn
%O 1,2
%A _R. H. Hardin_ Feb 06 2010
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