Primes in A124271, or primes of the form Sum_{i=1..k} (prime(i)^k - 1)/(prime(i) - 1).

A124272

Primes in A124271, or primes of the form Sum_{i=1..k} (prime(i)^k - 1)/(prime(i) - 1).

Terms

    a(0) =7a(1) =1469991559

External references