OFFSET
3,1
LINKS
Charles R Greathouse IV, Table of n, a(n) for n = 3..10000
PROG
(PARI) a(n)=my(p=prime(n)%8); p==3||p==5 \\ Charles R Greathouse IV, May 31 2013
CROSSREFS
KEYWORD
nonn,easy
AUTHOR
STATUS
approved