A139533 Numbers k such that numbers 24*k + 11 and 24*k + 13 are twin primes.

0, 2, 4, 7, 9, 14, 17, 27, 34, 42, 45, 59, 60, 67, 69, 74, 80, 84, 94, 97, 135, 137, 140, 144, 147, 160, 167, 170, 177, 189, 199, 205, 212, 235, 244, 255, 262, 277, 282, 284, 289, 300, 304, 305, 314, 342, 345, 349, 359, 367, 375, 392, 419, 420, 422, 430, 434, 437

Offset

1,2

Links

Amiram Eldar, Table of n, a(n) for n = 1..10000

Mathematica

a = {}; Do[If[PrimeQ[24 n + 11] && PrimeQ[24 n + 13], AppendTo[a, n]], {n, 0, 2000}]; a

Prog

(Magma) [k:k in [0..450]|IsPrime(24*k + 11) and IsPrime(24*k + 13)]; // Marius A. Burtea, Dec 31 2019

Crossrefs

Numbers k such that:

24*k - 1 and 24*k + 1 are twin primes, see A137920.

24*k + 5 and 24*k + 7 are twin primes, see A139404.

24*k + 17 and 24*k + 19 are twin primes, see A139534.

Sequence in context: A326502 A090893 A100486 * A227116 A180742 A039904

Adjacent sequences: A139530 A139531 A139532 * A139534 A139535 A139536

Keyword

nonn

Author

Artur Jasinski, Apr 25 2008

Status

approved