a(n)=Prime(a(n-2)+Pi(a(n-1))), where Prime(n) means n-th prime and Pi(n) means number of primes<=n.

A113483

a(n)=Prime(a(n-2)+Pi(a(n-1))), where Prime(n) means n-th prime and Pi(n) means number of primes<=n.

Terms

    a(0) =2a(1) =3a(2) =7a(3) =17a(4) =43a(5) =127a(6) =373a(7) =1229a(8) =4177a(9) =15439a(10) =59141a(11) =242393a(12) =1028051a(13) =4607803a(14) =21355507a(15) =103637683a(16) =519232333a(17) =2706119771a(18) =14531789681a(19) =80784565951a(20) =461802480011

External references