%I #4 Mar 31 2012 12:35:10
%S 1,1,1,1,1,1,5,19,43,103,349,1189,4335,18031,97075,543815,3556863,
%T 24384071,196142765,1671349393
%N Number of n X n binary arrays symmetric under 90 degree rotation with all ones connected only in a 1000-1100-0111 pattern in any orientation.
%e Maximal 8 X 8 example
%e .0.0.0.1.1.0.0.0
%e .0.0.0.0.1.1.0.0
%e .0.1.1.1.0.1.0.0
%e .1.1.0.0.0.1.0.1
%e .1.0.1.0.0.0.1.1
%e .0.0.1.0.1.1.1.0
%e .0.0.1.1.0.0.0.0
%e .0.0.0.1.1.0.0.0
%K nonn
%O 1,7
%A _R. H. Hardin_