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%I #4 Jan 15 2014 13:13:31
%S 17837,922543,40810011,1647458581,62858483545,2297557298259,
%T 81417506954285,2807177530729381,94579930555571527,
%U 3116880738458727257,100650790306039153473,3186729302280492848855,99037517137078388789631
%N Number of (n+1)X(4+1) 0..2 arrays with the difference of the upper and lower median value of each 2X2 subblock in lexicographically nondecreasing order columnwise and nonincreasing rowwise
%C Column 4 of A235784
%H R. H. Hardin, <a href="/A235782/b235782.txt">Table of n, a(n) for n = 1..64</a>
%e Some solutions for n=1
%e ..0..1..2..0..1....1..0..2..1..2....1..0..1..1..0....1..1..2..2..0
%e ..1..2..1..0..2....0..0..0..1..1....1..2..1..1..0....1..1..1..0..2
%K nonn
%O 1,1
%A _R. H. Hardin_, Jan 15 2014