OFFSET
1,1
LINKS
Charles R Greathouse IV, Table of n, a(n) for n = 1..10000
EXAMPLE
17^2*Pi = 907.920... and 907 is prime.
PROG
(PARI) forprime(p=2, 1e4, if(isprime(t=floor(Pi*p^2)), print1(p", "))) \\ Charles R Greathouse IV, Feb 15 2011
CROSSREFS
KEYWORD
easy,nonn
AUTHOR
Enoch Haga, Oct 06 2007
EXTENSIONS
Edited and corrected by N. J. A. Sloane, Oct 21, 2007
STATUS
approved