OFFSET
1,1
LINKS
Michael De Vlieger, Table of n, a(n) for n = 1..10000
EXAMPLE
p = 5 and 30030*p + 1 = 150151 are both primes.
MATHEMATICA
Select[Prime@ Range@ 210, PrimeQ[30030 # + 1] &] (* Michael De Vlieger, Aug 15 2017 *)
PROG
(PARI) isok(p) = isprime(p) && isprime(30030*p+1); \\ Michel Marcus, Dec 19 2013
(Magma) [p: p in PrimesUpTo (1300) | IsPrime(30030*p+1)]; // Vincenzo Librandi, Aug 16 2017
CROSSREFS
KEYWORD
nonn
AUTHOR
EXTENSIONS
More terms from Michel Marcus, Dec 19 2013
STATUS
approved