%I #5 Dec 18 2015 18:18:22
%S 4,13,415,18564,2399643,1391739384
%N Number of n X n arrays of the minimum value of corresponding elements and their horizontal or vertical neighbors in a random, but sorted with lexicographically nondecreasing rows and nonincreasing columns, 0..3 n X n array
%C Diagonal of A219578
%e Some solutions for n=3
%e ..1..1..0....0..0..0....3..0..0....2..0..0....1..1..0....1..1..1....0..0..0
%e ..3..0..0....0..0..0....3..2..0....2..2..0....2..0..0....1..1..0....2..0..0
%e ..3..0..0....1..1..1....3..3..2....2..1..1....2..0..0....2..0..0....2..2..0
%K nonn
%O 1,1
%A _R. H. Hardin_ Nov 23 2012
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