%I #9 Dec 04 2021 08:35:07
%S 1,20,1884,37680,1492176,26342820,810566001,14317221700,374392387808,
%T 6675906932160,162189676788683,2927729818922000,67871228115916800,
%U 1241683361279242560
%N Number of 5 X (n+1) 0..1 arrays with every row least squares fitting to a positive-slope straight line and every column least squares fitting to a zero- or positive-slope straight line, with a single point array taken as having zero slope.
%e Some solutions for n=3:
%e 0 0 1 0 0 0 0 1 0 0 1 0 0 0 1 0 0 0 1 1
%e 0 1 0 1 0 0 0 1 0 0 1 0 0 0 1 0 0 0 1 0
%e 0 1 0 1 0 0 1 0 0 1 1 1 0 0 1 1 0 0 1 0
%e 0 0 1 1 0 1 0 1 0 1 1 1 1 0 1 1 0 0 1 1
%e 0 1 1 1 0 1 1 1 0 1 1 1 0 0 1 1 1 0 1 1
%Y Row 5 of A222969.
%K nonn,more
%O 1,2
%A _R. H. Hardin_, Mar 10 2013
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