# Greetings from The On-Line Encyclopedia of Integer Sequences! http://oeis.org/ Search: id:a046133 Showing 1-1 of 1 %I A046133 #33 Apr 29 2023 13:59:54 %S A046133 5,7,11,17,19,29,31,41,47,59,61,67,71,89,97,101,127,137,139,151,167, %T A046133 179,181,199,211,227,229,239,251,257,269,271,281,337,347,367,389,397, %U A046133 409,419,421,431,449,467,479,487,491,509,557,587,601,607,619,631,641 %N A046133 Primes p such that p + 12 is also prime. %C A046133 Using the Elliott-Halberstam conjecture, Maynard proves that there are an infinite number of primes here. - _T. D. Noe_, Nov 26 2013 %D A046133 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. %H A046133 T. D. Noe, Table of n, a(n) for n = 1..1000 %H A046133 James Maynard, Small gaps between primes, arXiv:1311.4600 [math.NT], 2013-2019. %H A046133 Maxie D. Schmidt, New Congruences and Finite Difference Equations for Generalized Factorial Functions, arXiv:1701.04741 [math.CO], 2017. %H A046133 Eric Weisstein's World of Mathematics, Twin Primes. %H A046133 Wikipedia, Elliott-Halberstam conjecture. %F A046133 a(n) >> n log^2 n. \\ _Charles R Greathouse IV_, Apr 28 2015 %t A046133 Select[Range[1000], PrimeQ[#] && PrimeQ[#+12]&] (* _Vladimir Joseph Stephan Orlovsky_, Aug 29 2008 *) %t A046133 Select[Prime[Range[200]],PrimeQ[#+12]&] (* _Harvey P. Dale_, Jan 16 2016 *) %o A046133 (PARI) select(p->isprime(p+12), primes(100)) \\ _Charles R Greathouse IV_, Apr 28 2015 %Y A046133 Different from A015917. %K A046133 nonn %O A046133 1,1 %A A046133 _Eric W. Weisstein_ # Content is available under The OEIS End-User License Agreement: http://oeis.org/LICENSE