OFFSET
0,2
LINKS
David Baugh, Table of n, a(n) for n = 0..52 (terms n = 27..52 found using Kim Walisch's primecount program)
FORMULA
MATHEMATICA
Do[ Print[ PrimePi[Pi^n]], {n, 0, 28}]
PROG
(PARI) a(n) = primepi(Pi^n); \\ Michel Marcus, Oct 05 2020
CROSSREFS
KEYWORD
hard,nonn
AUTHOR
Robert G. Wilson v, Jun 18 2002
EXTENSIONS
a(27)-a(29) from David Baugh, Oct 05 2020
STATUS
approved