a(n) = A000045(A032742(n)) / A000045(A054576(n)), where A000045(n) gives the n-th Fibonacci number, A032742(n) = the largest proper divisor of n, and A054576(n) = A032742(A032742(n)).
A280689
a(n) = A000045(A032742(n)) / A000045(A054576(n)), where A000045(n) gives the n-th Fibonacci number, A032742(n) = the largest proper divisor of n, and A054576(n) = A032742(A032742(n)).
Terms
- a(0) =1a(1) =1a(2) =1a(3) =1a(4) =1a(5) =2a(6) =1a(7) =3a(8) =2a(9) =5a(10) =1a(11) =4a(12) =1a(13) =13a(14) =5a(15) =7a(16) =1a(17) =17a(18) =1a(19) =11a(20) =13a(21) =89a(22) =1a(23) =18a(24) =5a(25) =233a(26) =17a(27) =29a(28) =1a(29) =122
External references
- oeis: A280689