Number of irregular primes less than or equal to the 10^n-th prime.

A105468

Number of irregular primes less than or equal to the 10^n-th prime.

Terms

    a(0) =0a(1) =30a(2) =392a(3) =3935a(4) =39400a(5) =393737a(6) =3933421a(7) =39339651

External references