Totally multiplicative sequence with a(p) = (p-3)*(p+3) = p^2-9 for prime p.

Terms

a(0) =1a(1) =-5a(2) =0a(3) =25a(4) =16a(5) =0a(6) =40a(7) =-125a(8) =0a(9) =-80a(10) =112a(11) =0a(12) =160a(13) =-200a(14) =0a(15) =625a(16) =280a(17) =0a(18) =352a(19) =400a(20) =0a(21) =-560a(22) =520a(23) =0a(24) =256a(25) =-800a(26) =0a(27) =1000a(28) =832a(29) =0