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A140379
Nonprimes of the form 14k+1.
1
1, 15, 57, 85, 99, 141, 155, 169, 183, 225, 253, 267, 295, 309, 323, 351, 365, 393, 407, 435, 477, 505, 519, 533, 561, 575, 589, 603, 645, 687, 715, 729, 771, 785, 799, 813, 841, 855, 869, 897, 925, 939, 981, 995, 1023, 1037, 1065, 1079, 1107, 1121, 1135
OFFSET
1,2
LINKS
MATHEMATICA
Select[14 Range[0, 100] + 1, ! PrimeQ@# &] (* Vincenzo Librandi, Mar 22 2014 *)
PROG
(Magma) [a: n in [0..90] | not IsPrime(a) where a is 14*n+1]; // Vincenzo Librandi, Mar 22 2014
CROSSREFS
Cf. A136062.
Sequence in context: A039341 A043164 A043944 * A020222 A256867 A336251
KEYWORD
nonn,less
AUTHOR
EXTENSIONS
Edited by R. J. Mathar, Jun 16 2008
STATUS
approved