Smallest k such that 4^(5*4^n) - k is a safe prime.
A377724
Smallest k such that 4^(5*4^n) - k is a safe prime.
Terms
- a(0) =5a(1) =437a(2) =13709a(3) =40169a(4) =574133
External references
- oeis: A377724
A377724
Smallest k such that 4^(5*4^n) - k is a safe prime.