a(n) = Fibonacci(n+9) - Fibonacci(9).

Terms

a(0) =0a(1) =21a(2) =55a(3) =110a(4) =199a(5) =343a(6) =576a(7) =953a(8) =1563a(9) =2550a(10) =4147a(11) =6731a(12) =10912a(13) =17677a(14) =28623a(15) =46334a(16) =74991a(17) =121359a(18) =196384a(19) =317777a(20) =514195a(21) =832006a(22) =1346235a(23) =2178275a(24) =3524544a(25) =5702853a(26) =9227431a(27) =14930318a(28) =24157783a(29) =39088135