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%I #4 Mar 31 2012 12:35:41
%S 352128,654393258290520,2538708180710780880644304,
%T 14906195150068924678040454978560280,
%U 110716878274689761475592889715532248440554848
%N Number of 3*n X 9 0..3 arrays with row sums 6 and column sums 2*n
%H R. H. Hardin, <a href="/A172773/b172773.txt">Table of n, a(n) for n=1..13</a>
%K nonn
%O 1,1
%A _R. H. Hardin_ Feb 06 2010
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