A092962 - OEIS

%I #2 Dec 05 2013 19:56:46

%S 3,2,3,2,5,2,11,2,7,2,5,5,3,17,3,5,17,3,3,2,7,2,7,3,3,5,5,2,11,2,17,2,

%T 3,2,19,7,5,2,3,17,5,2,3,2,3,5,5,2,3,2,11,17,7,3,11,2,11,3,11,3,11,29,

%U 3,11,5,2,41,5,19,2,71,11,3,2,5,17,5,7,3,11,5,5,37,2,11,2,17,3,11,3,11,2

%N Primes (A092961(n)-1)/n.

%o (PARI) a(n)=for(i=1,10+n^3,if(Mod(i-1,n)==0 && isprime((i-1)/n) && isprime(i*n+1),return((i-1)/n)))

%Y Cf. A092961, A092963.

%K nonn

%O 1,1

%A _Amarnath Murthy_, Mar 25 2004

%E More terms from Mohammed Bouayoun (bouyao(AT)wanadoo.fr), Mar 26 2004