

A111092


Primes congruent to {1,69} mod 70.


1



71, 139, 211, 281, 349, 419, 421, 491, 631, 701, 769, 839, 911, 1049, 1051, 1259, 1399, 1471, 1609, 1889, 2029, 2099, 2239, 2309, 2311, 2381, 2521, 2591, 2659, 2729, 2731, 2801, 2939, 3011, 3079, 3221, 3359, 3361
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OFFSET

1,1


COMMENTS

For every prime p here, the cyclotomic polynomial Phi(35p,x) is flat.


LINKS



MATHEMATICA

Select[Prime[Range[500]], MemberQ[{1, 69}, Mod[#, 70]] &] (* Vincenzo Librandi, Aug 14 2012 *)


PROG

(Magma) [p: p in PrimesUpTo(4000)  p mod 70 in [1, 69]]; // Vincenzo Librandi, Aug 14 2012


CROSSREFS



KEYWORD

nonn,easy


AUTHOR



EXTENSIONS



STATUS

approved



