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%I #4 Dec 18 2015 18:18:42
%S 5,125,40625,266515625,36821326171875,110831249753697265625
%N Number of n X n 0..4 arrays with corresponding row and column sums equal
%C Column 4 of A229870
%e Some solutions for n=4
%e ..0..0..0..1....0..0..1..1....0..0..1..0....0..0..1..0....0..0..1..0
%e ..0..0..2..1....0..0..2..1....0..0..1..2....0..0..2..0....0..0..4..1
%e ..1..2..4..0....2..2..3..2....1..0..2..4....0..2..2..4....1..4..0..0
%e ..0..1..1..0....0..1..3..0....0..3..3..4....1..0..3..2....0..1..0..0
%K nonn
%O 1,1
%A _R. H. Hardin_, Oct 01 2013
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