a(n) = Least integer k such that it takes n iterations of "factor and reverse bits of odd prime divisors" (A235027) before a fixed point or cycle of 2 is reached; records in A235145.

A235146

a(n) = Least integer k such that it takes n iterations of "factor and reverse bits of odd prime divisors" (A235027) before a fixed point or cycle of 2 is reached; records in A235145.

Terms

    a(0) =0a(1) =19a(2) =139a(3) =719a(4) =4793a(5) =23773a(6) =260863a(7) =2375231a(8) =21793843

External references