Composition of Catalan and Fibonacci numbers.

Terms

a(0) =1a(1) =-1a(2) =2a(3) =2a(4) =-4a(5) =3a(6) =-5a(7) =10a(8) =-9a(9) =5a(10) =14a(11) =-28a(12) =27a(13) =-20a(14) =8a(15) =-42a(16) =84a(17) =-84a(18) =70a(19) =-40a(20) =13a(21) =132a(22) =-264a(23) =270a(24) =-240a(25) =160a(26) =-78a(27) =21a(28) =-429a(29) =858