Number of primes of the form 6k+1 less than 10^n.

A091115

Number of primes of the form 6k+1 less than 10^n.

Terms

    a(0) =1a(1) =11a(2) =80a(3) =611a(4) =4784a(5) =39231a(6) =332194a(7) =2880517a(8) =25422713a(9) =227523123a(10) =2059018668a(11) =18803933520a(12) =173032692013

External references