%I #4 Mar 31 2012 12:35:14
%S 1,1,1,1,1,1,1,2,4,7,11,16,35,94,264,702,1734,4891,17066,67788,281343,
%T 1140052,4839734,23096235,127115296,766176694,4824195749,31420497455,
%U 220872571333,1715777826329
%N Number of n X n binary arrays symmetric about both diagonal and antidiagonal with all ones connected only in a 0110-1111-0110 pattern in any orientation.
%e Maximal 8 X 8 example
%e .0.0.0.1.1.0.0.0
%e .0.0.1.1.1.1.0.0
%e .0.1.0.1.1.0.1.0
%e .1.1.1.0.0.1.1.1
%e .1.1.1.0.0.1.1.1
%e .0.1.0.1.1.0.1.0
%e .0.0.1.1.1.1.0.0
%e .0.0.0.1.1.0.0.0
%K nonn
%O 1,8
%A _R. H. Hardin_, Nov 04 2008
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