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Reminder: The OEIS is hiring a new managing editor, and the application deadline is January 26.
%I #4 Mar 31 2012 12:35:09
%S 1,1,1,1,1,1,1,5,13,25,47,113,351,1317,5315,24057,110167,558903,
%T 3123765,20513901,147650027,1233473669,10827756731
%N Number of n X n binary arrays symmetric about both diagonal and antidiagonal with all ones connected only in a 110-111-101 pattern in any orientation.
%e Maximal 8 X 8 example
%e .0.0.0.1.0.1.0.0
%e .0.0.0.1.1.1.0.0
%e .0.0.0.1.1.0.1.1
%e .1.1.1.0.0.1.1.0
%e .0.1.1.0.0.1.1.1
%e .1.1.0.1.1.0.0.0
%e .0.0.1.1.1.0.0.0
%e .0.0.1.0.1.0.0.0
%K nonn
%O 1,8
%A _R. H. Hardin_