Number of primes of the form 30k + 1 less than 10^n.

A091165

Number of primes of the form 30k + 1 less than 10^n.

Terms

    a(0) =0a(1) =2a(2) =18a(3) =152a(4) =1189a(5) =9807a(6) =83003a(7) =719984a(8) =6355189a(9) =56878661a(10) =514751823a(11) =4700968833a(12) =43258135129

External references