Numbers k such that (9^k + 5^k)/14 is prime.
A128339
Numbers k such that (9^k + 5^k)/14 is prime.
Terms
- a(0) =3a(1) =5a(2) =13a(3) =17a(4) =43a(5) =127a(6) =229a(7) =277a(8) =6043a(9) =11131a(10) =11821
External references
- oeis: A128339
A128339
Numbers k such that (9^k + 5^k)/14 is prime.