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%I #5 Mar 31 2012 12:36:26
%S 12,146,1232,15274,249402,3707781,46887621,578160718,7394096617,
%T 96338727461,1258078944815,16370595753240,212274372772624,
%U 2750178418606822,35652972674573032,462472339632802800
%N Number of nX6 0..4 arrays with each element x equal to the number its horizontal and vertical neighbors equal to 3,0,2,4,1 for x=0,1,2,3,4
%C Every 0 is next to 0 3's, every 1 is next to 1 0's, every 2 is next to 2 2's, every 3 is next to 3 4's, every 4 is next to 4 1's
%C Column 6 of A196456
%H R. H. Hardin, <a href="/A196454/b196454.txt">Table of n, a(n) for n = 1..200</a>
%e Some solutions for n=4
%e ..2..2..2..2..2..0....0..0..1..1..0..0....0..0..2..2..1..0....1..0..0..1..2..2
%e ..2..1..1..1..2..0....1..2..2..2..2..2....1..1..2..2..1..1....1..1..1..1..2..2
%e ..2..0..0..0..2..0....1..2..0..0..1..2....2..2..0..0..0..1....0..2..2..0..1..1
%e ..2..2..2..2..2..0....0..2..2..2..2..2....2..2..0..0..0..1....0..2..2..1..1..0
%K nonn
%O 1,1
%A _R. H. Hardin_ Oct 02 2011
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