Search: id:A147354
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%I A147354
%S A147354 1,1,1,5,1,9,9,64,169,2060,1751,117702,30379,5432661,2655229,490197084,
%T A147354 609857434,163861816417,142845961897,117181491908400,48229913065428,
%U A147354 107790147306614349,44573112130566379,164640449018425801557
%N A147354 Number of n X n binary arrays symmetric under horizontal reflection with 
               all ones connected only in a 0110-0110-1111 pattern in any orientation.
%e A147354 Maximal 8 X 8 example
%e A147354 .1.0.0.0.0.0.0.1
%e A147354 .1.1.1.0.0.1.1.1
%e A147354 .1.1.1.0.0.1.1.1
%e A147354 .1.0.0.0.0.0.0.1
%e A147354 .0.0.1.0.0.1.0.0
%e A147354 .1.1.1.0.0.1.1.1
%e A147354 .1.1.1.0.0.1.1.1
%e A147354 .0.0.1.0.0.1.0.0
%Y A147354 Sequence in context: A021662 A082020 A147406 this_sequence A134233 A100542 
               A147404
%Y A147354 Adjacent sequences: A147351 A147352 A147353 this_sequence A147355 A147356 
               A147357
%K A147354 nonn
%O A147354 1,4
%A A147354 Ron Hardin (rhhardin(AT)att.net)

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