%I #3 Oct 27 2013 14:56:14
%S 0,63291,53519163,42681522741,47444197636239,51564141085334199,
%T 55314799986833459367,59453762981075686349985,
%U 63928300225239002685024369
%N Number of 7Xn 0..2 arrays x(i,j) with each element horizontally, diagonally or antidiagonally next to at least one element with value 2-x(i,j)
%C Row 7 of A230675
%e Some solutions for n=3
%e ..0..0..0....0..0..0....0..0..0....0..0..0....0..0..0....0..0..0....0..0..0
%e ..0..2..2....0..2..2....0..2..2....0..2..2....0..2..2....0..2..2....0..2..2
%e ..0..1..0....0..1..1....0..0..0....0..1..0....0..0..0....0..0..0....0..0..1
%e ..1..2..0....0..2..2....1..2..0....1..2..1....1..0..2....0..2..0....1..1..1
%e ..2..0..2....0..0..2....0..1..1....2..1..1....2..1..0....0..1..1....0..2..1
%e ..1..0..2....0..2..0....1..2..0....0..0..0....2..2..2....1..2..1....2..2..2
%e ..1..1..1....1..1..1....2..0..2....0..2..2....0..0..0....2..0..2....0..0..0
%K nonn
%O 1,2
%A _R. H. Hardin_, Oct 27 2013
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