%I A038102
%S A038102 0,1,10,11,100,101,110,111,1000,1001,1100,1101,10000,10001,10011,10100,
%T A038102 10101,10111,11000,11001,11100,11101,100000,100001,101000,101010,
%U A038102 101100,101101,101111,110000,110001,110101,111100,111101,1000000
%N A038102 Numbers n such that n is a substring of its base 2 representation.
%C A038102 101000 (in base 10) = 1100010{101000}1000 (in base 2).
%Y A038102 Cf. A038103-A038106.
%Y A038102 Sequence in context: A136814 A136809 A136813 this_sequence A115846 A066334 
               A136829
%Y A038102 Adjacent sequences: A038099 A038100 A038101 this_sequence A038103 A038104 
               A038105
%K A038102 nonn,base,easy
%O A038102 1,3
%A A038102 Patrick De Geest (pdg(AT)worldofnumbers.com), Feb 15 1999.