%I
%S 16,341,4444,60039,754758,8638999,89104481,828893716,6983821643,
%T 53621106874,377769331391,2459320959398,14894188221320,84433809668941,
%U 450539327678840,2274144315956048,10906260377874097,49886929929379557
%N Number of nX5 0,1 arrays indicating 2X2 subblocks of some larger (n+1)X6 binary array having a sum of two, with rows and columns of the latter in lexicographically nondecreasing order
%C Column 5 of A227103
%H R. H. Hardin, <a href="/A227102/b227102.txt">Table of n, a(n) for n = 1..46</a>
%e Some solutions for n=4
%e ..0..0..1..1..0....0..1..1..0..0....0..0..0..1..0....0..0..1..0..0
%e ..0..1..1..0..0....1..1..1..0..0....0..0..0..0..1....1..1..1..1..0
%e ..1..0..1..1..1....1..0..1..1..0....0..0..0..0..1....0..1..1..0..0
%e ..1..1..0..0..1....0..0..0..0..1....0..0..1..0..1....0..0..1..1..1
%K nonn
%O 1,1
%A _R. H. Hardin_ Jul 01 2013
