%I

%S 0,1751,31175004775,45086287276225676316,

%T 2621840984501107521339241754700,

%U 3490160725561441439459874178515370729198161,69170157963114769801393728393183054793115323713429835710

%N Number of 3*n X n 0..5 arrays with row sums 6 and column sums 18

%H R. H. Hardin, <a href="/A172882/b172882.txt">Table of n, a(n) for n=1..11</a>

%K nonn

%O 1,2

%A _R. H. Hardin_ Feb 06 2010