%I #5 Mar 06 2013 19:45:16
%S 1,8,105,1585,23107,353631,5338646,81874696,1252153841,19270376854,
%T 296641979113,4580055753005,70780702170260,1095722113681548,
%U 16978656325074532,263390892198118920,4089414898741050209
%N Number of nX2 0..3 arrays with no more than floor(nX2/2) elements equal to at least one horizontal or vertical neighbor, with new values introduced in row major 0..3 order
%C Column 2 of A222842
%H R. H. Hardin, <a href="/A222839/b222839.txt">Table of n, a(n) for n = 1..210</a>
%e Some solutions for n=3
%e ..0..1....0..1....0..1....0..1....0..1....0..1....0..1....0..1....0..1....0..0
%e ..2..3....1..2....1..0....2..3....2..3....2..3....2..0....0..0....2..2....1..2
%e ..1..3....2..3....0..1....0..3....1..0....3..1....0..1....2..1....2..3....2..0
%K nonn
%O 1,2
%A _R. H. Hardin_ Mar 06 2013
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