A123981 Numbers k for which 12*k+5, 12*k+7 and 12*k+11 are primes.

1, 3, 8, 38, 53, 68, 71, 73, 106, 108, 123, 166, 173, 186, 221, 288, 326, 333, 376, 386, 456, 458, 516, 656, 711, 738, 788, 871, 981, 1076, 1083, 1146, 1156, 1158, 1173, 1193, 1303, 1338, 1503, 1618, 1706, 1741, 1751, 1776, 1781, 1796, 1856, 1886, 1921, 1963

Offset

1,2

Links

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

Mathematica

Select[Range[2000], And @@ PrimeQ /@ ({5, 7, 11} + 12#) &] (* Ray Chandler, Nov 05 2006 *)

Crossrefs

Sequence in context: A188327 A024039 A147523 * A123985 A219953 A286075

Adjacent sequences: A123978 A123979 A123980 * A123982 A123983 A123984

Keyword

nonn

Author

Artur Jasinski, Oct 30 2006

Extensions

Extended by Ray Chandler, Nov 05 2006

Status

approved