%I A138511
%S A138511 10,14,22,26,33,34,38,39,46,51,57,58,62,69,74,82,86,87,93,94,106,111,
%T A138511 118,122,123,129,134,141,142,145,146,155,158,159,166,177,178,183,185,
%U A138511 194,201,202,205,206,213,214,215,218,219,226,235,237,249,254,262,265
%N A138511 Semiprimes p*q, p < q, such that b=q+1 is minimal to represent p and 
               q in base b with equal lengths.
%C A138511 A138510(a(n)) = A084127(a(n)) + 1;
%C A138511 subsequence of A001358.
%Y A138511 Sequence in context: A073487 A089995 A063764 this_sequence A167611 A151740 
               A136802
%Y A138511 Adjacent sequences: A138508 A138509 A138510 this_sequence A138512 A138513 
               A138514
%K A138511 nonn,base
%O A138511 1,1
%A A138511 Reinhard Zumkeller (reinhard.zumkeller(AT)gmail.com), Mar 21 2008