Numbers n such that (30^n+1)/31 is a prime.
A071382
Numbers n such that (30^n+1)/31 is a prime.
Terms
- a(0) =139a(1) =173a(2) =547a(3) =829a(4) =2087a(5) =2719a(6) =3109a(7) =10159a(8) =56543a(9) =80599
External references
- oeis: A071382
A071382
Numbers n such that (30^n+1)/31 is a prime.