Fibonacci sequence beginning 5, 11.

Terms

a(0) =5a(1) =11a(2) =16a(3) =27a(4) =43a(5) =70a(6) =113a(7) =183a(8) =296a(9) =479a(10) =775a(11) =1254a(12) =2029a(13) =3283a(14) =5312a(15) =8595a(16) =13907a(17) =22502a(18) =36409a(19) =58911a(20) =95320a(21) =154231a(22) =249551a(23) =403782a(24) =653333a(25) =1057115a(26) =1710448a(27) =2767563a(28) =4478011a(29) =7245574