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A132259
Isolated primes congruent to {1, 17, 19, 29} mod 30.
3
47, 79, 89, 167, 211, 257, 317, 331, 359, 379, 389, 409, 439, 449, 467, 479, 499, 509, 541, 557, 587, 631, 647, 677, 691, 709, 719, 739, 751, 769, 797, 839, 887, 919, 929, 947, 977, 991, 1009, 1039, 1069, 1097, 1109, 1129, 1171, 1187
OFFSET
1,1
MATHEMATICA
Select[Prime[Range[200]], NoneTrue[#+{2, -2}, PrimeQ]&&MemberQ[ {1, 17, 19, 29}, Mod[ #, 30]]&] (* Requires Mathematica version 10 or later *) (* Harvey P. Dale, Mar 04 2019 *)
CROSSREFS
KEYWORD
easy,nonn
AUTHOR
Omar E. Pol, Aug 20 2007
STATUS
approved