%I A037090
%S A037090 1,10,11,101,110,1001,10001,10010,10011,100001,100010,100011,100101,
%T A037090 100110,101001,110001,110010,1000001,10000001,100000001,100000010,
%U A037090 100000011,100000101,100000110,100001001,100010001,100010010,100010011
%N A037090 Lexicographically first strictly increasing base 2 autovarious sequence: 
               a(n) = number of distinct a(k) mod 2^n (written in base 2).
%C A037090 The first a(n) elements include all a(n) residues mod 2^n.
%Y A037090 Cf. A037091.
%Y A037090 Sequence in context: A055611 A077813 A104326 this_sequence A118240 A157845 
               A086084
%Y A037090 Adjacent sequences: A037087 A037088 A037089 this_sequence A037091 A037092 
               A037093
%K A037090 nonn,base
%O A037090 0,2
%A A037090 David W. Wilson (davidwwilson(AT)comcast.net)