%I #4 Feb 08 2014 05:51:56
%S 81,1376,27915,594190,14411725,459648432,15211412806,474413628922,
%T 17502385423626
%N Number of (n+1)X(n+1) 0..2 arrays with the maximum plus the lower median of every 2X2 subblock differing from its horizontal and vertical neighbors by exactly one
%C Diagonal of A237463
%e Some solutions for n=3
%e ..1..1..2..2....2..2..0..2....2..1..1..1....0..1..2..2....1..1..2..0
%e ..1..0..1..2....2..1..1..0....0..1..0..0....0..0..0..1....0..1..0..1
%e ..0..1..1..0....1..1..0..0....2..0..1..2....2..1..1..1....2..1..1..0
%e ..0..2..0..2....1..1..2..1....1..2..0..2....1..1..0..2....0..0..0..2
%K nonn
%O 1,1
%A _R. H. Hardin_, Feb 08 2014
