a(n) = Fibonacci(n) * Sum_{d|n} -(-1)^(n/d) / Fibonacci(d).

Terms

a(0) =1a(1) =0a(2) =3a(3) =-5a(4) =6a(5) =-3a(6) =14a(7) =-48a(8) =52a(9) =-10a(10) =90a(11) =-329a(12) =234a(13) =-28a(14) =1038a(15) =-2349a(16) =1598a(17) =-1044a(18) =4182a(19) =-12750a(20) =17262a(21) =-198a(22) =28658a(23) =-135285a(24) =90031a(25) =-520a(26) =300405a(27) =-554974a(28) =514230a(29) =-464658