Fibonacci sequence beginning 2, 7.

Terms

a(0) =2a(1) =7a(2) =9a(3) =16a(4) =25a(5) =41a(6) =66a(7) =107a(8) =173a(9) =280a(10) =453a(11) =733a(12) =1186a(13) =1919a(14) =3105a(15) =5024a(16) =8129a(17) =13153a(18) =21282a(19) =34435a(20) =55717a(21) =90152a(22) =145869a(23) =236021a(24) =381890a(25) =617911a(26) =999801a(27) =1617712a(28) =2617513a(29) =4235225