%I #4 Mar 08 2013 18:54:17
%S 6,184,8986,465938,24893100,1351294947,74202775749,4110642829357,
%T 229305087108268,12863027320889786,724874553417397463,
%U 41005626962099741403,2327182744071959475216,132441294546405471753370
%N Number of nX4 0..2 arrays with exactly floor(nX4/2) elements equal to at least one horizontal or vertical neighbor, with new values introduced in row major 0..2 order
%C Column 4 of A222889
%H R. H. Hardin, <a href="/A222887/b222887.txt">Table of n, a(n) for n = 1..44</a>
%e Some solutions for n=3
%e ..0..1..2..1....0..1..2..0....0..1..0..2....0..0..1..0....0..1..0..2
%e ..0..0..1..2....2..0..0..1....2..2..0..2....2..2..0..2....1..2..1..0
%e ..0..0..0..1....0..0..2..1....1..0..1..0....1..1..2..1....1..2..2..2
%K nonn
%O 1,1
%A _R. H. Hardin_ Mar 08 2013
