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%I #4 Jan 14 2015 07:02:54
%S 47816,181070,554638,1713952,5585260,19866443,64664493,209048111,
%T 630001617,1924934567,5709557722,16907821580,49606011484,146306387392,
%U 435972233308,1306430490778,3954599777085,12004238466384,36735298554255
%N Number of (n+2)X(4+2) 0..1 arrays with every 3X3 subblock diagonal sum minus antidiagonal median nondecreasing horizontally and vertically
%C Column 4 of A253820
%H R. H. Hardin, <a href="/A253816/b253816.txt">Table of n, a(n) for n = 1..210</a>
%e Some solutions for n=2
%e ..0..0..1..0..1..0....0..0..0..0..1..0....0..0..0..1..0..1....0..0..1..1..1..1
%e ..0..0..0..1..0..0....0..1..1..0..1..0....0..0..1..0..0..0....0..0..1..0..1..0
%e ..1..1..0..1..0..1....0..0..0..0..1..0....1..1..0..0..1..1....0..0..0..0..1..1
%e ..0..0..0..1..0..0....0..1..1..0..1..1....1..0..0..0..1..1....0..1..0..0..1..1
%K nonn
%O 1,1
%A _R. H. Hardin_, Jan 14 2015
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