%I #4 Feb 24 2014 07:50:13
%S 3,67,4294,721939,459256128,1266938409578,13394202897232848,
%T 504070949140994691397
%N Number of (n+1)X(n+1) 0..2 arrays with no element greater than all horizontal neighbors or less than all vertical neighbors
%C Diagonal of A238323
%e Some solutions for n=3
%e ..0..1..1..0....0..2..2..2....0..0..0..0....1..1..2..2....2..2..2..0
%e ..0..0..0..0....0..1..1..0....0..0..0..0....1..1..2..2....0..2..2..0
%e ..0..0..0..0....1..1..1..0....0..0..1..1....0..1..1..1....0..0..2..2
%e ..1..1..0..0....2..2..2..2....0..2..2..1....0..1..1..1....0..0..2..2
%K nonn
%O 1,1
%A _R. H. Hardin_, Feb 24 2014
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