A105550 Numbers n such that n/6 and prime(n)+/-n are all primes.

18, 42, 66, 282, 618, 1374, 1698, 2022, 2766, 2778, 2874, 3594, 3918, 5718, 6918, 7734, 9138, 9582, 9726, 10806, 11334, 11442, 14226, 14394, 14802, 15306, 16386, 17994, 20226, 20334, 21954, 25374, 27366, 27822

Offset

1,1

Links

Harvey P. Dale, Table of n, a(n) for n = 1..1000

Mathematica

Select[Range[6, 30000, 6], AllTrue[{#/6, Prime[#]+#, Prime[#]-#}, PrimeQ]&] (* Harvey P. Dale, Jan 14 2020 *)

Crossrefs

Cf. A064403.

Sequence in context: A090605 A318168 A175152 * A144737 A333457 A304152

Adjacent sequences: A105547 A105548 A105549 * A105551 A105552 A105553

Keyword

nonn

Author

Zak Seidov, May 03 2005

Status

approved