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%I #4 Jan 27 2014 17:46:04
%S 4020,108214,2728079,63997604,1448355717,31459840764,668463714817,
%T 13878535769685,284431385172713,5756312538787583,115657256984698963,
%U 2308624191351314296,45907689651660537908,909911916639050545637
%N Number of (n+1)X(6+1) 0..1 arrays with the difference of the upper median and minimum value of each 2X2 subblock in lexicographically nondecreasing order columnwise and nonincreasing rowwise
%C Column 6 of A236523
%H R. H. Hardin, <a href="/A236521/b236521.txt">Table of n, a(n) for n = 1..210</a>
%e Some solutions for n=2
%e ..1..0..1..0..1..0..1....0..1..0..1..1..1..1....1..0..0..0..0..0..0
%e ..0..1..0..1..0..1..1....0..1..1..0..0..1..0....0..0..0..0..1..0..0
%e ..1..0..1..0..1..1..0....0..1..0..1..1..1..0....0..0..0..0..0..0..0
%K nonn
%O 1,1
%A _R. H. Hardin_, Jan 27 2014
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