Fibonacci sequence beginning 3, 10.

Terms

a(0) =3a(1) =10a(2) =13a(3) =23a(4) =36a(5) =59a(6) =95a(7) =154a(8) =249a(9) =403a(10) =652a(11) =1055a(12) =1707a(13) =2762a(14) =4469a(15) =7231a(16) =11700a(17) =18931a(18) =30631a(19) =49562a(20) =80193a(21) =129755a(22) =209948a(23) =339703a(24) =549651a(25) =889354a(26) =1439005a(27) =2328359a(28) =3767364a(29) =6095723