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A172647 Number of 2*n X n 0..2 arrays with row sums 6 and column sums 12 1

%I

%S 0,0,1,1093050,31237467004800,5520471267708881730181,

%T 5001985846592510105642103476685,

%U 19578536057961112914067888563728861113920

%N Number of 2*n X n 0..2 arrays with row sums 6 and column sums 12

%H R. H. Hardin, <a href="/A172647/b172647.txt">Table of n, a(n) for n=1..15</a>

%K nonn

%O 1,4

%A _R. H. Hardin_ Feb 06 2010

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Last modified October 15 15:14 EDT 2019. Contains 328030 sequences. (Running on oeis4.)