cp's OEIS Frontend

A222967 Number of n X 6 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.

%I A222967 #11 Dec 04 2021 08:32:37
%S A222967 28,185,5180,53292,1492176,21852384,687269268,11877013537,
%T A222967 379255412732,7601814965106,242873494106544
%N A222967 Number of n X 6 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 A222967 Some solutions for n=3:
%e A222967   0 0 0 0 1 1    0 0 1 0 1 0    0 0 1 1 1 0    0 0 0 0 0 1
%e A222967   0 1 0 1 0 1    0 1 0 1 0 1    0 0 1 1 0 1    0 1 0 0 1 1
%e A222967   0 1 1 1 1 1    0 0 1 1 1 0    0 0 1 1 1 0    1 0 0 1 0 1
%Y A222967 Column 5 of A222969.
%K A222967 nonn,more
%O A222967 1,1
%A A222967 _R. H. Hardin_, Mar 10 2013