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%I #3 Mar 27 2013 11:53:30
%S 22,22,484,744,25080,45000,2551604,4923882,362643556,760921872,
%T 67380659016,143668888998,14708225919640,31720212766700,
%U 3619610990119432
%N Number of nX4 0..3 arrays with every row and column least squares fitting to a zero slope straight line, with a single point array taken as having zero slope
%C Column 4 of A223824
%e Some solutions for n=4
%e ..0..3..0..1....0..3..3..0....2..0..0..2....0..3..0..1....3..3..3..3
%e ..1..1..1..1....3..0..0..3....3..3..3..3....1..3..3..1....2..0..0..2
%e ..1..1..1..1....3..0..0..3....3..0..0..3....1..3..3..1....2..3..3..2
%e ..0..3..0..1....0..3..3..0....2..1..1..2....0..3..0..1....3..2..2..3
%K nonn
%O 1,1
%A _R. H. Hardin_ Mar 27 2013
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