(Sum(m^(p-1),m=1..p-1)+1)/p as p runs through the primes.

A055030

(Sum(m^(p-1),m=1..p-1)+1)/p as p runs through the primes.

Terms

    a(0) =1a(1) =2a(2) =71a(3) =9596a(4) =1355849266

External references