2,1

This sequence grows slowly; a(n) reaches 10 at n = 39017.

Table of n, a(n) for n=2..99.

a(n) = round(n / pi(n)).

a(n) ~ log(n). - Charles R Greathouse IV, Apr 30 2016

Table[Round[n/PrimePi@ n], {n, 2, 120}] (* Michael De Vlieger, May 20 2016 *)

(PARI) n \/ primepi(n) \\ Charles R Greathouse IV, Apr 30 2016

Cf. A000720, A064658.

Sequence in context: A100801 A194310 A306227 * A209253 A165113 A069903

Adjacent sequences: A272228 A272229 A272230 * A272232 A272233 A272234

nonn,changed

Benjamin Przybocki, Apr 22 2016

approved