%I A078580
%S A078580 0,1,0,0,1,1,0,0,1,0,1,0,0,0,0,0,0,0,1,0,0,0,0,1,0,1,0,1,1,0,0,1,0,1,0,
%T A078580 0,0,0,0,0,0,1,0,1,1,0,0,0,1,0,0,0,0,1,1,0,0,1,0,0,0,0,1,0,0,1,0,1,0,1,
%U A078580 0,1,0,0,1,0,0,1,0,1,0,0,0,0,0,0,0,0,0,0,1,1,0,0,0,1,0,0,0,0,0
%V A078580 0,1,0,0,-1,-1,0,0,-1,0,-1,0,0,0,0,0,0,0,-1,0,0,0,0,1,0,1,0,-1,-1,0,0,
               -1,0,1,0,0,0,0,
%W A078580 0,0,0,1,0,1,1,0,0,0,1,0,0,0,0,-1,1,0,0,-1,0,0,0,0,-1,0,0,1,0,-1,0,-1,
               0,-1,0,0,-1,0,0,
%X A078580 -1,0,-1,0,0,0,0,0,0,0,0,0,0,1,-1,0,0,0,-1,0,0,0,0,0
%N A078580 Moebius function mu of the average of n-th twin prime pair.
%C A078580 a(n)=A008683(A014574(n)).
%Y A078580 Cf. A078579.
%Y A078580 Sequence in context: A059652 A108736 A079813 this_sequence A059651 A084091 
               A080846
%Y A078580 Adjacent sequences: A078577 A078578 A078579 this_sequence A078581 A078582 
               A078583
%K A078580 sign
%O A078580 1,1
%A A078580 Reinhard Zumkeller (reinhard.zumkeller(AT)gmail.com), Nov 29 2002