a(n) = Fibonacci(n) + 5.

Terms

a(0) =5a(1) =6a(2) =6a(3) =7a(4) =8a(5) =10a(6) =13a(7) =18a(8) =26a(9) =39a(10) =60a(11) =94a(12) =149a(13) =238a(14) =382a(15) =615a(16) =992a(17) =1602a(18) =2589a(19) =4186a(20) =6770a(21) =10951a(22) =17716a(23) =28662a(24) =46373a(25) =75030a(26) =121398a(27) =196423a(28) =317816a(29) =514234