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A172650 Number of 2*n X n 0..2 arrays with row sums 5 and column sums 10 1

%I

%S 0,0,90,34145664,101471705778601,1563133410663239958840,

%T 101720498887190010630546323580,

%U 23601511081513772065907556838530960960,17017920144305424073117333502327304544668289632

%N Number of 2*n X n 0..2 arrays with row sums 5 and column sums 10

%H R. H. Hardin, <a href="/A172650/b172650.txt">Table of n, a(n) for n=1..18</a>

%K nonn

%O 1,3

%A _R. H. Hardin_ Feb 06 2010

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Last modified May 19 17:10 EDT 2019. Contains 323395 sequences. (Running on oeis4.)