Fibonacci sequence beginning 2, 19.

Terms

a(0) =2a(1) =19a(2) =21a(3) =40a(4) =61a(5) =101a(6) =162a(7) =263a(8) =425a(9) =688a(10) =1113a(11) =1801a(12) =2914a(13) =4715a(14) =7629a(15) =12344a(16) =19973a(17) =32317a(18) =52290a(19) =84607a(20) =136897a(21) =221504a(22) =358401a(23) =579905a(24) =938306a(25) =1518211a(26) =2456517a(27) =3974728a(28) =6431245a(29) =10405973