Integers n such that 10^n - 23 is a prime number.

A108328

Integers n such that 10^n - 23 is a prime number.

Terms

    a(0) =3a(1) =11a(2) =17a(3) =23a(4) =35a(5) =161a(6) =765a(7) =3473a(8) =6887a(9) =27681a(10) =34313

External references