Reversion of g.f. for Fibonacci numbers 1, 1, 2, 3, 5, ....

Terms

a(0) =1a(1) =-1a(2) =0a(3) =2a(4) =-3a(5) =-1a(6) =11a(7) =-15a(8) =-13a(9) =77a(10) =-86a(11) =-144a(12) =595a(13) =-495a(14) =-1520a(15) =4810a(16) =-2485a(17) =-15675a(18) =39560a(19) =-6290a(20) =-159105a(21) =324805a(22) =87075a(23) =-1592843a(24) =2616757a(25) =2136539a(26) =-15726114a(27) =20247800a(28) =32296693a(29) =-152909577