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A250186 Numbers n such that Phi(35,n) is prime, where Phi is the cyclotomic polynomial. 2
14, 33, 39, 55, 112, 130, 132, 138, 168, 176, 179, 186, 189, 195, 210, 246, 259, 264, 310, 318, 346, 417, 431, 467, 478, 480, 534, 545, 564, 567, 661, 671, 741, 744, 749, 757, 786, 794, 804, 825, 851, 866, 911, 948, 955, 962, 976, 992, 1014, 1033, 1042, 1082, 1109, 1161, 1193, 1220, 1244, 1260, 1268, 1278, 1313, 1414, 1437 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

G. C. Greubel, Table of n, a(n) for n = 1..10000

MATHEMATICA

Select[Range[1500], PrimeQ[Cyclotomic[35, #]] &] (* Vincenzo Librandi, Jan 16 2015 *)

PROG

(PARI) {is(n)=isprime(polcyclo(35, n))};

for(n=1, 1000, if(is(n), print1(n, ", "))) \\ G. C. Greubel, May 20 2018

CROSSREFS

Cf. A246392.

Sequence in context: A107484 A076329 A261560 * A191676 A191866 A162279

Adjacent sequences:  A250183 A250184 A250185 * A250187 A250188 A250189

KEYWORD

nonn

AUTHOR

R. J. Mathar, Jan 12 2015

STATUS

approved

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Last modified September 27 18:31 EDT 2021. Contains 347694 sequences. (Running on oeis4.)