Sum of termwise product of mu(k) and reduced residue system k mod n.

Terms

a(0) =1a(1) =1a(2) =-1a(3) =-2a(4) =-4a(5) =-4a(6) =-3a(7) =-14a(8) =-13a(9) =-9a(10) =0a(11) =-22a(12) =-11a(13) =-31a(14) =-18a(15) =-23a(16) =5a(17) =-52a(18) =-12a(19) =-69a(20) =-56a(21) =-27a(22) =12a(23) =-94a(24) =-31a(25) =-48a(26) =-24a(27) =-75a(28) =15a(29) =-118