%I #5 Feb 28 2013 17:24:49
%S 1,5,9,62,159,955,2609,15700,43653,265172,745702,4553731,12909315,
%T 79185348,225776986,1389425900,3979529099,24552464694,70573224611,
%U 436307645895,1257776479205,7789054758485,22508431431008,139583844197925
%N Number of nX3 0..1 arrays with no more than floor(nX3/2) elements unequal to at least one horizontal or vertical neighbor, with new values introduced in row major 0..1 order
%C Column 3 of A222703
%H R. H. Hardin, <a href="/A222698/b222698.txt">Table of n, a(n) for n = 1..210</a>
%e Some solutions for n=3
%e ..0..1..0....0..0..0....0..0..0....0..1..1....0..0..0....0..0..0....0..0..1
%e ..0..0..0....0..0..0....1..0..0....1..1..1....0..0..1....0..0..0....0..0..0
%e ..0..0..0....0..1..0....0..0..0....1..1..1....0..0..0....0..0..1....0..0..0
%K nonn
%O 1,2
%A _R. H. Hardin_ Feb 28 2013
