a(n) is obtained by applying the map k -> prime(k) n times, starting at n.

A058009

a(n) is obtained by applying the map k -> prime(k) n times, starting at n.

Terms

    a(0) =2a(1) =5a(2) =31a(3) =277a(4) =5381a(5) =87803a(6) =2269733a(7) =50728129a(8) =1559861749a(9) =64988430769

External references