%I
%S 0,108,19996,2348840,261026756,28716109350,3159756711522,
%T 347321368287746,38183785495750352,4197613545581221410,
%U 461451167556083194646,50728172936710501676214,5576636888940842482458762
%N Number of nX6 0..2 arrays x(i,j) with each element horizontally or vertically next to at least one element with value (x(i,j)+1) mod 3, and upper left element zero
%C Column 6 of A230275
%H R. H. Hardin, <a href="/A230273/b230273.txt">Table of n, a(n) for n = 1..121</a>
%e Some solutions for n=3
%e ..0..2..1..2..0..1....0..1..0..2..1..2....0..1..0..0..2..1....0..1..1..2..1..2
%e ..1..1..2..0..1..2....1..2..2..1..2..0....2..2..0..1..1..0....2..2..1..0..0..0
%e ..2..0..1..2..1..0....0..0..1..0..2..1....0..1..2..2..0..2....1..0..1..2..2..1
%K nonn
%O 1,2
%A _R. H. Hardin_, Oct 14 2013
