Fibonacci sequence beginning 2, 13.

Terms

a(0) =2a(1) =13a(2) =15a(3) =28a(4) =43a(5) =71a(6) =114a(7) =185a(8) =299a(9) =484a(10) =783a(11) =1267a(12) =2050a(13) =3317a(14) =5367a(15) =8684a(16) =14051a(17) =22735a(18) =36786a(19) =59521a(20) =96307a(21) =155828a(22) =252135a(23) =407963a(24) =660098a(25) =1068061a(26) =1728159a(27) =2796220a(28) =4524379a(29) =7320599