%I #4 Mar 31 2012 12:35:16
%S 1,1,1,1,1,1,3,5,11,21,39,109,383,1291,5187,19147,85163,418695,
%T 2523925,15886439,116954773,866328129
%N Number of n X n binary arrays symmetric about both diagonal and antidiagonal with all ones connected only in a 1101-0111-0010 pattern in any orientation.
%e Maximal 8 X 8 example
%e .0.1.1.0.1.0.0.0
%e .1.0.1.1.1.0.0.0
%e .1.1.0.1.0.0.0.0
%e .0.1.1.0.0.0.1.1
%e .1.1.0.0.0.1.1.0
%e .0.0.0.0.1.0.1.1
%e .0.0.0.1.1.1.0.1
%e .0.0.0.1.0.1.1.0
%K nonn
%O 1,7
%A _R. H. Hardin_, Nov 04 2008