%I A099991
%S A099991 1,0,1,0,1,0,1,0,0,0,1,0,1,0,1,0,1,0,1,0,1,0,1,0,0,0,0,0,1,0,1,0,1,0,1,
%T A099991 0,1,0,1,0,1,0,1,0,0,0,1,0,0,0,1,0,1,0,1,0,1,0,1,0,1,0,0,0,1,0,1,0,1,0,
%U A099991 1,0,1,0,0,0,1,0,1,0,0,0,1,0,1,0,1,0,1,0,1,0,1,0,1,0,1,0,0,0,1,0,1,0,1
%V A099991 -1,0,1,0,1,0,1,0,0,0,1,0,1,0,-1,0,1,0,1,0,-1,0,1,0,0,0,0,0,1,0,1,0,-1,
               0,-1,
%W A099991 0,1,0,-1,0,1,0,1,0,0,0,1,0,0,0,-1,0,1,0,-1,0,-1,0,1,0,1,0,0,0,-1,0,1,
               0,-1,0,
%X A099991 1,0,1,0,0,0,-1,0,1,0,0,0,1,0,-1,0,-1,0,1,0,-1,0,-1,0,-1,0,1,0,0,0,1,0,
               1,0,1
%N A099991 Moebius(2n).
%C A099991 b(n) = -a(n) is multiplicative with b(2^e) = 0, b(p^1) = -1 if p >= 3, 
               0 otherwise. David W. Wilson (davidwwilson(AT)comcast.net) Jun 12, 
               2005.
%t A099991 lst={};Do[AppendTo[lst, MoebiusMu[n]], {n, 0, 6!, 2}];lst [From Vladimir 
               Orlovsky (4vladimir(AT)gmail.com), Sep 20 2008]
%Y A099991 Bisection of A008683. Cf. A099990.
%Y A099991 Sequence in context: A004569 A100060 A147850 this_sequence A091069 A087003 
               A104606
%Y A099991 Adjacent sequences: A099988 A099989 A099990 this_sequence A099992 A099993 
               A099994
%K A099991 sign,easy
%O A099991 1,1
%A A099991 N. J. A. Sloane (njas(AT)research.att.com), Nov 20 2004