a(n) is the least base in which the Fibonacci number A000045(n) is a palindrome.

Terms

a(0) =2a(1) =2a(2) =3a(3) =2a(4) =2a(5) =3a(6) =3a(7) =2a(8) =4a(9) =4a(10) =8a(11) =11a(12) =3a(13) =11a(14) =9a(15) =11a(16) =15a(17) =29a(18) =25a(19) =29a(20) =29a(21) =29a(22) =40a(23) =17a(24) =121a(25) =76a(26) =76a(27) =69a(28) =147a(29) =39