Numbers k such that (20^k - 3^k)/17 is prime.
A375620
Numbers k such that (20^k - 3^k)/17 is prime.
Terms
- a(0) =2a(1) =43a(2) =1723a(3) =2971a(4) =3257a(5) =12263a(6) =38933
External references
- oeis: A375620
A375620
Numbers k such that (20^k - 3^k)/17 is prime.