A141938 Primes congruent to 14 mod 25.

89, 139, 239, 389, 439, 739, 839, 1039, 1289, 1439, 1489, 1789, 1889, 2039, 2089, 2239, 2339, 2389, 2539, 2689, 2789, 2939, 3089, 3389, 3539, 3739, 3889, 3989, 4139, 4289, 4339, 4639, 4789, 4889, 5039, 5189, 5639, 5689, 5839, 5939, 6089, 6389, 6689, 7039

Offset

1,1

Links

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

Formula

a(n) ~ 20n log n. - Charles R Greathouse IV, Jul 02 2016

Mathematica

Select[Range[14, 20000, 25], PrimeQ] (* Vladimir Joseph Stephan Orlovsky, Jun 15 2011 *)

Prog

(Magma) [p: p in PrimesUpTo(8000) | p mod 25 eq 14 ]; // Vincenzo Librandi, Aug 16 2012
(PARI) is(n)=isprime(n) && n%25==14 \\ Charles R Greathouse IV, Jul 02 2016

Crossrefs

Cf. A000040.

Sequence in context: A360422 A109560 A260557 * A267819 A031416 A340307

Adjacent sequences: A141935 A141936 A141937 * A141939 A141940 A141941

Keyword

nonn,easy

Author

N. J. A. Sloane, Jul 11 2008

Status

approved