%I #9 Dec 04 2021 08:36:12
%S 1,36,7344,264384,21852384,677339136,41252032201,1279444594428,
%T 63987904860942,2004349575346776
%N Number of 6 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 1 0 0 1 1 0 1 1 1 0 0 1 1 0 0 1 0
%e 0 0 0 1 1 0 1 1 0 0 1 0 0 0 0 1 0 0 0 1
%e 0 1 1 1 1 0 1 1 1 0 1 1 0 1 0 1 0 0 1 0
%e 0 0 1 1 0 0 1 1 1 0 1 1 0 0 1 1 0 1 1 1
%e 0 1 0 1 0 1 1 1 0 1 1 1 0 1 1 1 0 0 1 0
%e 0 1 1 1 1 0 1 1 0 1 1 1 0 0 1 1 1 0 1 1
%Y Row 6 of A222969.
%K nonn,more
%O 1,2
%A _R. H. Hardin_, Mar 10 2013
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