%I #5 Mar 30 2012 18:58:09
%S 4,4,8,8,32,8,16,16,128,32,2048,16,8192,16,32,32,512,128,524288,64,
%T 128,2048,4096,32,2097152,8192,524288,32,536870912,32,64,64,2048,512,
%U 8192,256,137438953472,524288,8192,128,2097152,128,32768,4096
%N Least 2^k such that n divides 2^k-2^j for some j<k.
%C For a guide to related sequences, see A204892.
%t (See the program at A204987.)
%Y Cf. A204892, A204987.
%K nonn
%O 1,1
%A _Clark Kimberling_, Jan 21 2012