Number of primes <= A092800(n).

Terms

a(0) =2a(1) =13a(2) =87a(3) =631a(4) =4884a(5) =39876a(6) =336756a(7) =2914140a(8) =25683614a(9) =229595323a(10) =2075911061a(11) =18944394204a(12) =174219183788