Fibonacci sequence beginning 2, 16.

Terms

a(0) =2a(1) =16a(2) =18a(3) =34a(4) =52a(5) =86a(6) =138a(7) =224a(8) =362a(9) =586a(10) =948a(11) =1534a(12) =2482a(13) =4016a(14) =6498a(15) =10514a(16) =17012a(17) =27526a(18) =44538a(19) =72064a(20) =116602a(21) =188666a(22) =305268a(23) =493934a(24) =799202a(25) =1293136a(26) =2092338a(27) =3385474a(28) =5477812a(29) =8863286