A142225 Primes congruent to 28 mod 41.

151, 233, 397, 479, 643, 971, 1217, 1381, 1627, 1709, 1873, 2447, 2693, 2857, 2939, 3677, 3923, 5153, 5399, 5563, 6301, 6547, 6793, 7039, 7121, 8269, 8597, 8761, 9007, 10729, 11057, 11467, 11549, 11959, 12041, 12451, 12697, 13681, 13763, 14009, 14173, 14419

Offset

1,1

Links

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

Formula

a(n) ~ 40n log n. - Charles R Greathouse IV, Jul 03 2016

Mathematica

Select[Range[28, 14500, 41], PrimeQ] (* Harvey P. Dale, Apr 02 2012 *)
Select[Prime[Range[5000]], MemberQ[{28}, Mod[#, 41]]&] (* Vincenzo Librandi, Aug 24 2012 *)

Prog

(Magma) [p: p in PrimesUpTo(17000) | p mod 41 eq 28 ]; // Vincenzo Librandi, Aug 24 2012
(PARI) is(n)=isprime(n) && n%41==28 \\ Charles R Greathouse IV, Jul 03 2016

Crossrefs

Cf. A000040.

Sequence in context: A050969 A247346 A300394 * A334769 A334931 A059858

Adjacent sequences: A142222 A142223 A142224 * A142226 A142227 A142228

Keyword

nonn,easy

Author

N. J. A. Sloane, Jul 11 2008

Status

approved