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A141928 Primes congruent to 2 mod 25. 1
2, 127, 227, 277, 577, 677, 727, 827, 877, 977, 1277, 1327, 1427, 1627, 1777, 1877, 2027, 2377, 2477, 2677, 2777, 2927, 3527, 3677, 3727, 3877, 4027, 4127, 4177, 4327, 4877, 5077, 5227, 5477, 5527, 5827, 5927, 6277, 6427, 6577, 6827, 6977, 7027, 7127, 7177 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

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

FORMULA

{2} UNION A142466. - R. J. Mathar, Jul 20 2008

a(n) ~ 20n log n. - Charles R Greathouse IV, Jul 03 2016

MATHEMATICA

Select[Range[2, 20000, 25], PrimeQ] (* Vladimir Joseph Stephan Orlovsky, Jun 18 2011 *)

PROG

(MAGMA) [p: p in PrimesUpTo(8000) | p mod 25 eq 2 ]; // Vincenzo Librandi, Aug 16 2012

(PARI) is(n)=isprime(n) && n%25==2 \\ Charles R Greathouse IV, Jul 03 2016

CROSSREFS

Cf. A000040, A141930, A141931, A141932.

Sequence in context: A167414 A065381 A274123 * A062588 A125634 A075596

Adjacent sequences:  A141925 A141926 A141927 * A141929 A141930 A141931

KEYWORD

nonn,easy

AUTHOR

N. J. A. Sloane, Jul 11 2008

STATUS

approved

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Last modified May 25 12:30 EDT 2019. Contains 323568 sequences. (Running on oeis4.)