a(n) = F(F(n)), where F is a Fibonacci number.

A007570

a(n) = F(F(n)), where F is a Fibonacci number.

Terms

    a(0) =0a(1) =1a(2) =1a(3) =1a(4) =2a(5) =5a(6) =21a(7) =233a(8) =10946a(9) =5702887a(10) =139583862445

External references