OFFSET
1,2
LINKS
T. D. Noe, Table of n, a(n) for n=1..1000
MATHEMATICA
Select[Range[10^4], And @@ PrimeQ /@ ({1, 5, 7, 11} + 12#) &] (* Ray Chandler, Nov 22 2006 *)
PROG
(PARI) P=isprime;
for(n=0, 10^5, if(P(12*n+1) && P(12*n+5) && P(12*n+7) && P(12*n+11), print1(n", ")));
\\ Joerg Arndt, Jul 11 2014
CROSSREFS
KEYWORD
nonn
AUTHOR
Artur Jasinski, Oct 30 2006
STATUS
approved