A217587 Primes p of the form 420k + 1 for some k.

421, 2521, 3361, 4201, 4621, 5881, 6301, 7561, 8821, 9241, 9661, 10501, 12601, 13441, 14281, 15121, 15541, 16381, 18061, 18481, 20161, 21001, 21841, 24781, 25621, 26041, 26881, 29401, 30241, 30661, 31081, 32341, 33181, 33601, 35281, 36541, 39901, 41161

Offset

1,1

Links

Harvey P. Dale, Table of n, a(n) for n = 1..1000

Mathematica

Select[Prime[Range[5000]], Mod[#, 420] == 1 &] (* T. D. Noe, Oct 08 2012 *)
Select[420*Range[100]+1, PrimeQ] (* Harvey P. Dale, Jun 06 2013 *)

Crossrefs

Subsequence of A073102.

Sequence in context: A020376 A023353 A142853 * A068701 A340157 A302284

Adjacent sequences: A217584 A217585 A217586 * A217588 A217589 A217590

Keyword

nonn

Author

Joshua S.M. Weiner, Oct 07 2012

Status

approved