Numbers k such that (13^k - 5^k)/8 is prime.
A128349
Numbers k such that (13^k - 5^k)/8 is prime.
Terms
- a(0) =5a(1) =19a(2) =71a(3) =197a(4) =659a(5) =22079a(6) =61949
External references
- oeis: A128349
A128349
Numbers k such that (13^k - 5^k)/8 is prime.