OFFSET
1,1
PROG
(PARI) for(i=1, 300, if(nextprime(5*i)>nextprime(5)*nextprime(i) && !isprime(i), print1(i, ", ")))
CROSSREFS
KEYWORD
easy,nonn
AUTHOR
Mohammed Bouayoun (mohammed.bouayoun(AT)sanef.com), Apr 18 2006
STATUS
approved