%I #5 Mar 31 2012 12:36:05
%S 3891,227890,13360840,783375343,45931015744,2693039069563,
%T 157898954845170,9257972050372672,542815792619425874,
%U 31826514833666294971,1866060384036495988230,109411331246371391577832
%N Number of (n+1)X3 0..3 arrays with no 2X2 subblock commuting with any of its horizontal and vertical 2X2 subblock neighbors
%C Column 2 of A186558
%H R. H. Hardin, <a href="/A186555/b186555.txt">Table of n, a(n) for n = 1..200</a>
%e Some solutions for 5X3
%e ..2..2..0....2..2..0....2..2..0....2..2..0....2..2..0....0..2..0....0..2..0
%e ..0..0..0....0..0..0....0..0..0....0..0..0....0..0..0....0..0..0....0..0..0
%e ..1..2..1....1..2..2....0..2..1....1..2..3....2..2..3....1..2..1....3..2..0
%e ..2..0..1....2..2..2....3..1..3....2..3..2....2..0..1....3..3..0....3..3..3
%e ..0..3..2....1..2..3....1..0..1....3..2..2....3..3..0....2..2..0....0..2..1
%K nonn
%O 1,1
%A _R. H. Hardin_ Feb 23 2011