OFFSET
1,2
LINKS
Tomás Oliveira e Silva, Tables of values of pi(x) and of pi2(x) [Donovan Johnson, Oct 14 2010]
FORMULA
PROG
(PARI) a(n) = primepi(n^n); \\ Michel Marcus, Apr 18 2018
CROSSREFS
KEYWORD
more,nonn
AUTHOR
Jason Earls, Sep 13 2001
EXTENSIONS
a(13)-a(15) from Donovan Johnson, Oct 14 2010
a(16) from Jens Kruse Andersen, Jul 29 2014
a(17)-a(18) from Henri Lifchitz, Aug 29 2014
a(19) from Chai Wah Wu, Apr 18 2018
STATUS
approved