%I A080847
%S A080847 3,1,1,2,1,3,1,2,2,3,1,2,1,3,3,2,1,2,1,2,3,3,1,2,2,3,2,2,1,1,1,2,3,3,3,
%T A080847 2,1,3,3,2,1,1,1,2,2,3,1,2,2,2,3,2,1,2,3,2,3,3,1,2,1,3,2,2,3,1,1,2,3,1,
%U A080847 1,2,1,3,2,2,3,1,1,2,2,3,1,2,3,3,3,2,1,2,3,2,3,3,3,2,1,2,2,2,1,1,1,2,1
%N A080847 mu(n)+2, where mu is the Moebius function (A008683).
%C A080847 1 <= a(n) <= 3.
%Y A080847 Cf. A080848, A080849.
%Y A080847 Sequence in context: A157229 A107297 A107296 this_sequence A095276 A089338 
               A153066
%Y A080847 Adjacent sequences: A080844 A080845 A080846 this_sequence A080848 A080849 
               A080850
%K A080847 nonn
%O A080847 1,1
%A A080847 Reinhard Zumkeller (reinhard.zumkeller(AT)gmail.com), Feb 20 2003