Totally multiplicative sequence with a(p) = 7*(p-3) for prime p.

Terms

a(0) =1a(1) =-7a(2) =0a(3) =49a(4) =14a(5) =0a(6) =28a(7) =-343a(8) =0a(9) =-98a(10) =56a(11) =0a(12) =70a(13) =-196a(14) =0a(15) =2401a(16) =98a(17) =0a(18) =112a(19) =686a(20) =0a(21) =-392a(22) =140a(23) =0a(24) =196a(25) =-490a(26) =0a(27) =1372a(28) =182a(29) =0