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%I #4 Jan 13 2014 07:48:10
%S 344668,98555090,25757334784,6040295484562,1320671371671620,
%T 269317565241096158,52050235423643851886,9582488565308030993362,
%U 1695034348280189390133594,289593386301338653715741462
%N Number of (n+1)X(4+1) 0..3 arrays with the difference between each 2X2 subblock maximum and minimum lexicographically nondecreasing columnwise and nonincreasing rowwise
%C Column 4 of A235665
%H R. H. Hardin, <a href="/A235664/b235664.txt">Table of n, a(n) for n = 1..22</a>
%e Some solutions for n=1
%e ..1..0..3..0..3....0..0..1..0..1....2..0..3..3..2....0..0..3..3..0
%e ..0..2..3..3..3....0..1..2..2..2....3..2..1..0..2....3..2..0..0..1
%K nonn
%O 1,1
%A _R. H. Hardin_, Jan 13 2014