Primes of the form n*x^n + (n-1)*x^(n-1) + . . . + x + 1 for x=2.

A088579

Primes of the form n*x^n + (n-1)*x^(n-1) + . . . + x + 1 for x=2.

Terms

    a(0) =3a(1) =11a(2) =643a(3) =425987

External references