%I #5 Mar 31 2012 12:35:50
%S 89,1097,28959,498825,10288475,190243099,3674032121,68795107993,
%T 1301324910599,24374459510955,457521652409443,8556633331945529,
%U 160077250226203655,2989991870865523923,55846494235069318769
%N Number of nX9 binary arrays with an element zero only if there are an even number of ones to its left and an even number of ones above it
%C Column 9 of A183322
%H R. H. Hardin, <a href="/A183321/b183321.txt">Table of n, a(n) for n = 1..200</a>
%e Some solutions for 5X9
%e ..0..1..1..0..0..0..0..0..0....0..0..0..0..0..0..0..0..0
%e ..0..1..1..0..0..0..0..0..0....0..0..0..0..0..0..0..0..0
%e ..0..0..0..0..0..0..1..1..0....1..1..1..1..0..0..1..1..1
%e ..0..0..0..0..1..1..1..1..1....1..1..1..1..0..0..1..1..1
%e ..0..1..1..0..1..1..1..1..1....0..0..0..1..1..0..0..0..0
%K nonn
%O 1,1
%A _R. H. Hardin_ Jan 03 2011