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A172827 Number of 2*n X n 0..4 arrays with row sums 9 and column sums 18 1

%I

%S 0,0,28681,2449665403360,4267335124853033521800,

%T 106107338700855492388229350341800,

%U 27866376170914402863794530315047399586447050

%N Number of 2*n X n 0..4 arrays with row sums 9 and column sums 18

%H R. H. Hardin, <a href="/A172827/b172827.txt">Table of n, a(n) for n=1..10</a>

%K nonn

%O 1,3

%A _R. H. Hardin_ Feb 06 2010

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Last modified September 18 12:13 EDT 2021. Contains 347527 sequences. (Running on oeis4.)