a(1) = 4, a(n) = smallest number of the form k*a(n-1) +1 with the same prime signature p^2, where p is a prime.
A085065
a(1) = 4, a(n) = smallest number of the form k*a(n-1) +1 with the same prime signature p^2, where p is a prime.
Terms
- a(0) =4a(1) =9a(2) =289a(3) =332929
External references
- oeis: A085065