%I
%S 1,4,24,840,35471,8156595,2073830655,2804191942757,4149994855051281,
%T 32191007835248846536,272625366029849993313502,
%U 11994700692484110855119938470
%N Number of n X n 0..1 arrays with no more than floor(n X n/2) elements unequal to at least one horizontal or antidiagonal neighbor, with new values introduced in row major 0..1 order
%C Diagonal of A223012
%e Some solutions for n=3
%e ..0..0..0....0..0..0....0..1..1....0..0..0....0..0..0....0..0..0....0..0..1
%e ..0..0..0....0..0..0....1..1..1....0..0..1....1..1..1....0..0..0....1..0..0
%e ..0..0..0....1..0..0....1..1..1....0..0..0....1..1..1....0..1..0....0..0..0
%K nonn
%O 1,2
%A _R. H. Hardin_ Mar 11 2013
