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%I #5 Mar 31 2012 12:36:30
%S 16,642,14503,403960,11277331,311676959,8613257822,239118653300,
%T 6630227642552,183756345226485,5094599088185193,141246701196281961,
%U 3915786139554013344,108558677747367102730,3009656266880644396542
%N Number of nX6 0..4 arrays with each element x equal to the number its horizontal and vertical neighbors equal to 4,0,1,0,1 for x=0,1,2,3,4
%C Every 0 is next to 0 4's, every 1 is next to 1 0's, every 2 is next to 2 1's, every 3 is next to 3 0's, every 4 is next to 4 1's
%C Column 6 of A197672
%H R. H. Hardin, <a href="/A197670/b197670.txt">Table of n, a(n) for n = 1..133</a>
%e Some solutions containing all values 0 to 4 for n=4
%e ..0..0..1..1..0..0....0..3..0..0..0..0....1..1..0..1..1..0....0..0..2..1..0..0
%e ..1..1..4..1..0..3....3..0..3..2..1..1....0..2..1..4..1..2....0..0..1..4..1..1
%e ..2..1..1..1..0..0....0..0..0..1..4..1....3..0..1..1..0..1....0..0..2..1..1..1
%e ..0..0..0..1..1..1....0..3..0..2..1..0....0..0..1..1..0..1....0..3..0..0..0..0
%K nonn
%O 1,1
%A _R. H. Hardin_ Oct 17 2011