Integers n such that 2*11^n-1 is prime.
A120378
Integers n such that 2*11^n-1 is prime.
Terms
- a(0) =2a(1) =8a(2) =248a(3) =2474a(4) =2900a(5) =6600a(6) =24746a(7) =105704
External references
- oeis: A120378
A120378
Integers n such that 2*11^n-1 is prime.