a(n) = Fibonacci(n) mod 9.

Terms

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