OFFSET
1,1
COMMENTS
Using the Elliott-Halberstam conjecture, Goldston et al. prove that there are an infinite number of primes here. - T. D. Noe, Nov 26 2013
REFERENCES
P. D. T. A. Elliott and H. Halberstam, A conjecture in prime number theory, Symposia Mathematica, Vol. IV (INDAM, Rome, 1968/69), pages 59-72, Academic Press, London, 1970.
LINKS
Seiichi Manyama, Table of n, a(n) for n = 1..10000 (terms up to a(1000) by T. D. Noe)
D. A. Goldston, J. Pintz, and C. Y. Yildirim, Primes in Tuples I, arXiv:math/0508185 [math.NT], Aug 10 2005.
A. Granville and G. Martin, Prime number races, arXiv:math/0408319 [math.NT], Aug 24 2004.
EXAMPLE
7 and 7+16=23 are prime.
MATHEMATICA
Select[Range[1000], PrimeQ[#] && PrimeQ[#+16]&] (* Vladimir Joseph Stephan Orlovsky, Dec 25 2008 *)
Select[Prime[Range[250]], PrimeQ[#+16 ]&] (* Harvey P. Dale, Oct 30 2015 *)
PROG
(PARI) select(p->isprime(p+16), primes(100)) \\ Charles R Greathouse IV, Jul 08 2013
CROSSREFS
KEYWORD
nonn,easy
AUTHOR
STATUS
approved