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 A222859 Number of nX5 0..1 arrays with every row and column least squares fitting to a nonnegative slope straight line, with a single point array taken as having zero slope 1

%I

%S 20,123,2460,22620,452400,5631696,123774620,1750579287,38886003660,

%T 616343677120,13645322944000,228861094261117,5026600983006000,

%U 87653141405083368,1904562716219017600,34122352692143937360

%N Number of nX5 0..1 arrays with every row and column least squares fitting to a nonnegative slope straight line, with a single point array taken as having zero slope

%C Column 5 of A222862

%H R. H. Hardin, <a href="/A222859/b222859.txt">Table of n, a(n) for n = 1..19</a>

%e Some solutions for n=3

%e ..0..0..0..0..1....0..1..0..0..1....0..0..0..1..0....0..0..0..0..1

%e ..1..0..0..0..1....1..0..0..0..1....1..0..1..0..1....1..1..0..1..1

%e ..1..1..0..1..1....0..1..0..0..1....0..1..1..1..0....0..0..1..1..1

%K nonn

%O 1,1

%A _R. H. Hardin_ Mar 07 2013

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Last modified October 20 10:00 EDT 2020. Contains 337900 sequences. (Running on oeis4.)