OFFSET
1,1
LINKS
Vincenzo Librandi, Table of n, a(n) for n = 1..200
Des MacHale, Infinitely many proofs that there are infinitely many primes, Math. Gazette, 97 (No. 540, 2013), 495-498.
MATHEMATICA
Table[Product[Prime[k + 1], {k, 1, n}] + 2, {n, 1, 30}] (* Vincenzo Librandi, Apr 15 2014 *)
PROG
(Magma) [2+&*[NthPrime(i+1): i in [1..n]]: n in [1..20]]; // Vincenzo Librandi, Apr 15 2014
CROSSREFS
KEYWORD
nonn
AUTHOR
N. J. A. Sloane, Apr 14 2014
STATUS
approved