A142018 Primes congruent to 14 mod 31.

107, 293, 479, 541, 727, 1223, 1409, 1471, 1657, 2029, 2153, 2339, 2711, 2897, 3083, 3331, 3517, 3889, 4013, 4261, 4447, 4943, 5501, 5563, 5749, 6121, 6679, 6803, 7237, 7547, 7919, 8167, 8291, 8353, 8539, 8663, 8849, 9221, 9283, 10151, 10337, 10399, 10709

Offset

1,1

Links

Vincenzo Librandi, Table of n, a(n) for n = 1..1000

Formula

a(n) ~ 30n log n. - Charles R Greathouse IV, Jul 02 2016

Mathematica

Select[Range[14, 20000, 31], PrimeQ] (* Vladimir Joseph Stephan Orlovsky, Apr 20 2011 *)

Prog

(Magma) [p: p in PrimesUpTo(12000) | p mod 31 eq 14 ]; // Vincenzo Librandi, Aug 17 2012
(PARI) is(n)=isprime(n) && n%31==14 \\ Charles R Greathouse IV, Jul 02 2016

Crossrefs

Cf. A000040, A144562.

Sequence in context: A142222 A123300 A238669 * A106948 A139989 A059699

Adjacent sequences: A142015 A142016 A142017 * A142019 A142020 A142021

Keyword

nonn,easy

Author

N. J. A. Sloane, Jul 11 2008

Status

approved