Fibonacci sequence beginning 13, 11.

Terms

a(0) =13a(1) =11a(2) =24a(3) =35a(4) =59a(5) =94a(6) =153a(7) =247a(8) =400a(9) =647a(10) =1047a(11) =1694a(12) =2741a(13) =4435a(14) =7176a(15) =11611a(16) =18787a(17) =30398a(18) =49185a(19) =79583a(20) =128768a(21) =208351a(22) =337119a(23) =545470a(24) =882589a(25) =1428059a(26) =2310648a(27) =3738707a(28) =6049355a(29) =9788062