Reminder: The OEIS is hiring a new managing editor, and the application deadline is January 26.
%I #3 Dec 01 2012 18:02:06
%S 84,1212,53712,2225355,78522914,2574187888
%N Number of 6Xn arrays of the minimum value of corresponding elements and their horizontal or diagonal neighbors in a random, but sorted with lexicographically nondecreasing rows and nonincreasing columns, 0..3 6Xn array
%C Row 6 of A219939
%e Some solutions for n=3
%e ..2..0..0....0..0..0....1..1..1....0..0..0....2..0..0....1..0..0....2..0..0
%e ..2..1..1....2..0..0....2..1..1....1..1..0....2..0..0....2..2..1....0..1..2
%e ..1..0..1....0..0..3....2..1..1....1..1..1....2..2..2....2..2..2....0..0..0
%e ..1..0..0....0..0..0....3..2..2....2..0..2....1..2..2....2..2..2....2..1..0
%e ..3..0..0....2..1..0....3..2..2....3..0..0....1..0..1....2..2..3....2..1..1
%e ..3..3..3....3..2..2....3..3..3....3..2..2....3..0..0....3..2..2....3..1..1
%K nonn
%O 1,1
%A _R. H. Hardin_ Dec 01 2012