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A223021 Number of nX5 0..2 arrays with every row having the same least squares slope fit to a straight line, and every column the same least squares slope fit to a straight line, with a single point array taken as having zero slope 0

%I #3 Mar 11 2013 16:28:08

%S 243,309,8355,13997,878487,2091169,212538795,603347801,81616381827,

%T 259502975877,42646766734635

%N Number of nX5 0..2 arrays with every row having the same least squares slope fit to a straight line, and every column the same least squares slope fit to a straight line, with a single point array taken as having zero slope

%C Column 5 of A223022

%e Some solutions for n=3

%e ..1..0..1..1..0....0..0..2..0..1....0..2..0..0..1....0..2..0..0..2

%e ..1..2..0..1..1....0..0..1..2..0....0..1..0..1..0....1..2..1..2..2

%e ..2..1..2..2..1....0..0..2..0..1....0..2..0..0..1....0..2..0..0..2

%K nonn

%O 1,1

%A _R. H. Hardin_ Mar 11 2013

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Last modified April 23 22:36 EDT 2024. Contains 371917 sequences. (Running on oeis4.)