A117094 - OEIS

%I #2 Jun 29 2008 03:00:00

%S 2,3,5,7,11,13,17,18,19,23,28,29,31,37,40,41,43,47,53,59,60,61,67,71,

%T 72,73,78,79,82,83,89,96,97,101,102,103,105,106,107,109,113,127,131,

%U 137,139,149

%N Numbers n such that nextprime(5*n)>5*nextprime(n) (if p is prime then nextprime(p)=p).

%e nextprime(5*13)=67 and nextprime(5)*nextprime(13)=5*13=65 then 13 is member because 67>65

%o (PARI) for(i=1,150,if(nextprime(5*i)>nextprime(5)*nextprime(i),print1(i,",")))

%K easy,nonn

%O 1,1

%A Mohammed Bouayoun (mohammed.bouayoun(AT)sanef.com), Apr 18 2006