%I A116501
%S A116501 264,238165,309097,1052631579,1104579631,2076555028,2105263158,
%T A116501 2209159262,3004048583,3157894737,30762132977,107438016531,214876033062,
%U A116501 10909090909091,21818181818182,1001889106154509
%N A116501 Numbers n such that the representation of n^2 has the structure dmdmd, 
               where d is a single digit and m a string of digits.
%e A116501 309097^2 = 9[5540]9[5540]9.
%Y A116501 Cf. A116499, A116502.
%Y A116501 Sequence in context: A107507 A013974 A145639 this_sequence A151602 A051976 
               A146335
%Y A116501 Adjacent sequences: A116498 A116499 A116500 this_sequence A116502 A116503 
               A116504
%K A116501 base,nonn
%O A116501 1,1
%A A116501 Giovanni Resta (g.resta(AT)iit.cnr.it), Feb 18 2006