%I #5 Mar 31 2012 12:36:30
%S 3,43,366,3569,33484,305072,2851047,26590627,247746587,2305802120,
%T 21459906149,199841921634,1861166557518,17329698018271,
%U 161350468732641,1502364658567377,13989296068891906,130259766181421235
%N Number of nX4 0..4 arrays with each element x equal to the number its horizontal and vertical neighbors equal to 4,2,1,1,1 for x=0,1,2,3,4
%C Every 0 is next to 0 4's, every 1 is next to 1 2's, every 2 is next to 2 1's, every 3 is next to 3 1's, every 4 is next to 4 1's
%C Column 4 of A197613
%H R. H. Hardin, <a href="/A197609/b197609.txt">Table of n, a(n) for n = 1..210</a>
%e Some solutions containing all values 0 to 4 for n=5
%e ..0..0..2..1....0..1..0..0....2..1..3..1....2..1..3..1....0..0..2..1
%e ..2..1..1..1....1..2..2..1....1..4..1..2....1..4..1..2....0..0..1..0
%e ..1..4..1..2....1..3..1..3....0..1..1..2....3..1..0..0....2..1..4..1
%e ..3..1..0..0....2..1..4..1....0..2..1..1....1..2..0..0....1..3..1..2
%e ..1..2..0..0....0..0..1..2....1..2..1..0....1..2..1..0....0..0..0..0
%K nonn
%O 1,1
%A _R. H. Hardin_ Oct 16 2011
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