%I A018848
%S A018848 0,1,6889,69169,109181601
%N A018848 Strobogrammatic squares: the same upside down (probably finite).
%Y A018848 Sequence in context: A154086 A064351 A062678 this_sequence A031671 A031581 
               A031761
%Y A018848 Adjacent sequences: A018845 A018846 A018847 this_sequence A018849 A018850 
               A018851
%K A018848 nonn,base
%O A018848 1,3
%A A018848 David W. Wilson (davidwwilson(AT)comcast.net)