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A046117 Primes p such that p-6 is also prime. 55
11, 13, 17, 19, 23, 29, 37, 43, 47, 53, 59, 67, 73, 79, 89, 103, 107, 109, 113, 137, 157, 163, 173, 179, 197, 199, 229, 233, 239, 257, 263, 269, 277, 283, 313, 317, 337, 353, 359, 373, 379, 389, 439, 449, 463, 467, 509, 547, 563, 569, 577, 593, 599, 607, 613 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

T. D. Noe, Table of n, a(n) for n = 1..1000

Eric Weisstein's World of Mathematics, Sexy Primes.

FORMULA

a(n) = A087695(n) + 3.

MATHEMATICA

q=6; a={}; Do[p1=Prime[n]; p2=p1+q; If[PrimeQ[p2], AppendTo[a, p2]], {n, 7^2}]; a "and/or" Select[Prime[Range[3, 7^2]], PrimeQ[ # ]&&PrimeQ[ #-6]&] (* Vladimir Joseph Stephan Orlovsky, Aug 07 2008 *)

PROG

(PARI) forprime(p=2, 1e4, if(isprime(p-6), print1(p", "))) \\ Charles R Greathouse IV, Jul 15 2011

CROSSREFS

Cf. A023201, A046117, A098428, A087695.

Sequence in context: A244555 A052293 A038842 * A240900 A091923 A050719

Adjacent sequences:  A046114 A046115 A046116 * A046118 A046119 A046120

KEYWORD

nonn

AUTHOR

Eric W. Weisstein

STATUS

approved

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Last modified May 28 21:38 EDT 2017. Contains 287241 sequences.