OFFSET
1,2
COMMENTS
LINKS
R. Zumkeller, Table of n, a(n) for n = 1..1000
FORMULA
PROG
(PARI) a(n)=sum(k=n, n^2, isprime(k))
CROSSREFS
KEYWORD
nonn
AUTHOR
Amarnath Murthy, Aug 16 2002
EXTENSIONS
Corrected and extended by Benoit Cloitre, Aug 20 2002
STATUS
approved