%I #4 Mar 11 2013 13:41:18
%S 1,7,24,169,557,4108,14040,104533,365722,2734747,9710957,72847186,
%T 261226274,1964845906,7094565566,53482760485,194106792191,
%U 1466023062226,5342045681862,40409217721285,147724548119380,1118883744204523
%N Number of nX3 0..1 arrays with no more than floor(nX3/2) elements unequal to at least one horizontal or antidiagonal neighbor, with new values introduced in row major 0..1 order
%C Column 3 of A223012
%H R. H. Hardin, <a href="/A223007/b223007.txt">Table of n, a(n) for n = 1..210</a>
%e Some solutions for n=3
%e ..0..1..1....0..0..1....0..0..0....0..0..0....0..0..0....0..0..0....0..1..0
%e ..0..1..1....1..1..1....0..0..0....0..0..0....0..0..0....0..1..1....1..1..1
%e ..1..1..1....1..1..1....1..0..1....0..1..0....0..0..0....1..1..1....1..1..1
%K nonn
%O 1,2
%A _R. H. Hardin_ Mar 11 2013