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%I #4 Mar 31 2012 12:35:14
%S 1,1,1,1,1,1,3,15,39,71,173,597,1851,6753,30359,143255,790071,4528523,
%T 29159423,204966875,1600354339
%N Number of n X n binary arrays symmetric under 90 degree rotation with all ones connected only in a 1100-1111-0001 pattern in any orientation.
%e Maximal 8 X 8 example
%e .0.0.0.0.1.1.0.0
%e .0.0.1.1.0.1.0.0
%e .1.1.1.1.0.1.1.0
%e .1.0.0.0.0.1.1.0
%e .0.1.1.0.0.0.0.1
%e .0.1.1.0.1.1.1.1
%e .0.0.1.0.1.1.0.0
%e .0.0.1.1.0.0.0.0
%K nonn
%O 1,7
%A _R. H. Hardin_, Nov 04 2008
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