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%I #4 Mar 31 2012 12:35:40
%S 7484400,21959547410077200,229747284991066934931840000,
%T 4237239732072431006302896746240010000,
%U 107858549105202487690102571993535153527817734400
%N Number of 6*n X 12 0..1 arrays with row sums 2 and column sums n
%H R. H. Hardin, <a href="/A172599/b172599.txt">Table of n, a(n) for n=1..15</a>
%K nonn
%O 1,1
%A _R. H. Hardin_ Feb 06 2010
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