%I #4 Mar 31 2012 12:35:17
%S 1,1,1,1,1,1,1,5,13,27,43,73,179,423,1083,3071,10101,37829,144853,
%T 562367,2218397,9164725,42914033,209532563
%N Number of n X n binary arrays symmetric under 90 degree rotation with all ones connected only in a 1001-1001-1111 pattern in any orientation.
%e Maximal 8 X 8 example
%e .1.0.0.1.0.1.1.1
%e .1.0.0.1.0.1.0.0
%e .1.1.1.1.0.1.0.0
%e .0.0.0.0.0.1.1.1
%e .1.1.1.0.0.0.0.0
%e .0.0.1.0.1.1.1.1
%e .0.0.1.0.1.0.0.1
%e .1.1.1.0.1.0.0.1
%K nonn
%O 1,8
%A _R. H. Hardin_