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%I #16 Nov 21 2013 08:11:51
%S 0,10,101,100,1,1001,111,1010,1000,11,10000,110,1011,10001,1101,10010,
%T 1110,10011,1100,10101,10100,1111,11000,10110,11001,11010,11100,
%U 100001,10111,100000,11011,100010,11101
%N Base 2 analog of A231880 (written in base 2).
%C A231889 (and A231890) eventually merges with A231891 (and A231892). For n>30, a(n) = A231891(n-1). - _Hans Havermann_, Nov 18 2013
%H Hans Havermann, <a href="/A231889/b231889.txt">Table of n, a(n) for n = 0..1000</a>
%Y Cf. A228407, A231880, A231881, A231889, A231890, A231891, A231892.
%K nonn,base
%O 0,2
%A _N. J. A. Sloane_, Nov 17 2013
%E More terms from _Hans Havermann_, Nov 18 2013