%I A136033
%S A136033 2,4,6,16,12,18,24,40,54,36,102,110,60,72
%N A136033 a(n)=smallest number k such that number of prime factors of numbers 2^k-1 
               A000225 is exactly n (counted with multiplicity).
%Y A136033 Cf. A000225, A003260, A016047, A046051, A049479, A088863, A136030, A136031.
%Y A136033 Sequence in context: A039791 A127679 A049022 this_sequence A099315 A005179 
               A037019
%Y A136033 Adjacent sequences: A136030 A136031 A136032 this_sequence A136034 A136035 
               A136036
%K A136033 nonn
%O A136033 1,1
%A A136033 Artur Jasinski (grafix(AT)csl.pl), Dec 11 2007