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%I #5 Mar 07 2013 09:49:12
%S 1,1,2,10,24,72,168,664,1632,5376,13152,47968,119936,406400,1017984,
%T 3585408,9082368,30987264,78761472,272565760,697493504,2378450944,
%U 6107523072,20921604096,53972262912,183506403328,474876108800
%N Number of nX1 0..2 arrays with no more than floor(nX1/2) elements equal to at least one horizontal or vertical neighbor, with new values introduced in row major 0..2 order
%C Column 1 of A222853
%H R. H. Hardin, <a href="/A222848/b222848.txt">Table of n, a(n) for n = 1..210</a>
%e All solutions for n=3
%e ..0....0
%e ..1....1
%e ..2....0
%K nonn
%O 1,3
%A _R. H. Hardin_ Mar 07 2013