%I A146776
%S A146776 1,1,1,1,1,1,17,27,551,1025,9065,24039,430341,1208611,88984447,322624067,
%T A146776 42836270201,190686627801,27661973527585,149211196626477,
%U A146776 36642661396277021
%N A146776 Number of n X n binary arrays symmetric under horizontal reflection with 
               all ones connected only in a 0010-1010-1111 pattern in any orientation.
%e A146776 Maximal 8 X 8 example
%e A146776 .0.0.1.0.0.1.0.0
%e A146776 .1.1.1.0.0.1.1.1
%e A146776 .0.0.1.0.0.1.0.0
%e A146776 .0.1.1.0.0.1.1.0
%e A146776 .1.0.0.0.0.0.0.1
%e A146776 .1.1.1.0.0.1.1.1
%e A146776 .1.0.0.0.0.0.0.1
%e A146776 .1.1.0.0.0.0.1.1
%Y A146776 Sequence in context: A033702 A000797 A147202 this_sequence A147218 A146856 
               A134468
%Y A146776 Adjacent sequences: A146773 A146774 A146775 this_sequence A146777 A146778 
               A146779
%K A146776 nonn
%O A146776 1,7
%A A146776 Ron Hardin (rhhardin(AT)att.net), Nov 04 2008