Number of primes of the form 30k + 23 less than 10^n.

A091171

Number of primes of the form 30k + 23 less than 10^n.

Terms

    a(0) =0a(1) =3a(2) =21a(3) =155a(4) =1198a(5) =9840a(6) =83152a(7) =720363a(8) =6356436a(9) =56882425a(10) =514755769a(11) =4700994974a(12) =43258230232

External references