0,6

a(n) = A000045(A000073(n)).

a(0) = Fibonacci(tribonacci(0)) = A000045(A000073(0)) = A000045(0) = 0.

a(1) = Fibonacci(tribonacci(1)) = A000045(A000073(1)) = A000045(0) = 0.

a(2) = Fibonacci(tribonacci(2)) = A000045(A000073(2)) = A000045(1) = 1.

a(3) = Fibonacci(tribonacci(3)) = A000045(A000073(3)) = A000045(1) = 1.

a(4) = Fibonacci(tribonacci(4)) = A000045(A000073(4)) = A000045(2) = 1.

a(5) = Fibonacci(tribonacci(5)) = A000045(A000073(5)) = A000045(4) = 3.

a(6) = Fibonacci(tribonacci(6)) = A000045(A000073(6)) = A000045(7) = 13.

a(7) = Fibonacci(tribonacci(7)) = A000045(A000073(7)) = A000045(13) = 233.

a(8) = A000045(A000073(8)) = A000045(24) = 46368.

a(9) = A000045(A000073(9)) = A000045(44) = 701408733.

a(10) = A000045(A000073(10)) = A000045(81) = 37889062373143906.

Cf. A000045, A000073, A066178, A007570.

Sequence in context: A085010 A100441 A036680 this_sequence A015701 A006487 A042823

Adjacent sequences: A111428 A111429 A111430 this_sequence A111432 A111433 A111434

easy,nonn

Jonathan Vos Post (jvospost2(AT)yahoo.com), Nov 13 2005