Total number of Fibonacci parts in all compositions of n.

Terms

a(0) =0a(1) =1a(2) =3a(3) =8a(4) =19a(5) =46a(6) =106a(7) =241a(8) =541a(9) =1198a(10) =2629a(11) =5724a(12) =12380a(13) =26625a(14) =56978a(15) =121413a(16) =257740a(17) =545308a(18) =1150272a(19) =2419856a(20) =5078336a(21) =10633921a(22) =22222338a(23) =46353669a(24) =96525324a(25) =200686620a(26) =416645184a(27) =863834256a(28) =1788756288a(29) =3699688128