Number of primes of the form 6k+5 less than 10^n.

A091119

Number of primes of the form 6k+5 less than 10^n.

Terms

    a(0) =1a(1) =12a(2) =86a(3) =616a(4) =4806a(5) =39265a(6) =332383a(7) =2880936a(8) =25424819a(9) =227529386a(10) =2059036143a(11) =18803978496a(12) =173032844824

External references