%I A140508
%S A140508 0,2,3,0,5,5,7,0,0,7,11,0,13,9,8,0,17,0,19,0,10,13,23,0,0,15,0,0,29,10,
%T A140508 31,0,14,19,12,0,37,21,16,0,41,12,43,0,0,25,47,0,0,0,20,0,53,0,16,0,22,
%U A140508 31,59,0,61,33,0,0,18,16,67,0,26,14,71,0,73
%V A140508 0,2,3,0,5,-5,7,0,0,-7,11,0,13,-9,-8,0,17,0,19,0,-10,-13,23,0,0,-15,0,
               0,29,10,31,0,-14,
%W A140508 -19,-12,0,37,-21,-16,0,41,12,43,0,0,-25,47,0,0,0,-20,0,53,0,-16,0,-22,
               -31,59,0,61,-33,
%X A140508 0,0,-18,16,67,0,-26,14,71,0,73
%N A140508 Mobius transform applied twice to A001414.
%C A140508 Mobius transform applied once to A120007. Except for first term and zero 
               divided by zero, this sequence gives A008683 as:
%C A140508 mu(n) = -a(n)/abs(a(n)) through the conjecture in A140254.
%Y A140508 Cf. A120007, A001414, A008683, A140254.
%Y A140508 Sequence in context: A051444 A057637 A167485 this_sequence A063956 A128214 
               A145105
%Y A140508 Adjacent sequences: A140505 A140506 A140507 this_sequence A140509 A140510 
               A140511
%K A140508 sign
%O A140508 1,2
%A A140508 Mats Granvik (mgranvik(AT)abo.fi), Jun 30 2008