%I #7 Dec 13 2015 21:19:18
%S 81,1728,89022,7423464,1533200232,514286765952,430502655386142,
%T 585855616489964136,1994442621051565402650
%N Number of (n+1) X (n+1) 0..2 arrays with every 2 X 3 or 3 X 2 subblock having an unequal number of clockwise and counterclockwise edge increases.
%C Diagonal of A206685.
%e Some solutions for n=4:
%e ..1..2..2..2..1....2..1..2..1..2....2..2..2..0..1....0..0..1..0..2
%e ..2..1..0..2..0....0..1..2..0..1....0..0..1..2..2....2..2..1..1..2
%e ..2..0..1..1..2....0..0..0..0..2....2..1..0..2..1....0..1..2..0..1
%e ..1..2..1..0..2....1..2..2..1..0....2..1..2..0..1....1..1..0..2..2
%e ..0..2..1..2..1....1..1..0..2..2....2..0..1..1..2....2..0..0..1..1
%K nonn
%O 1,1
%A _R. H. Hardin_, Feb 11 2012
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