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A141971
Primes congruent to 15 mod 28.
1
43, 71, 127, 211, 239, 379, 463, 491, 547, 631, 659, 743, 827, 883, 911, 967, 1051, 1163, 1303, 1471, 1499, 1583, 1667, 1723, 2003, 2087, 2143, 2311, 2339, 2423, 2591, 2647, 2731, 2843, 2927, 3011, 3067, 3319, 3347, 3571, 3739, 3767, 3823, 3851, 3907, 4019
OFFSET
1,1
LINKS
FORMULA
a(n) ~ 12n log n. - Charles R Greathouse IV, Jul 03 2016
MATHEMATICA
Select[Prime[Range[600]], Mod[#, 28]==15&] (* Harvey P. Dale, Nov 01 2011 *)
PROG
(Magma) [p: p in PrimesUpTo(5000) | p mod 28 eq 15 ]; // Vincenzo Librandi, Aug 17 2012
(PARI) is(n)=isprime(n) && n%28==15 \\ Charles R Greathouse IV, Jul 03 2016
CROSSREFS
Cf. A000040.
Sequence in context: A146355 A175730 A087765 * A144974 A144975 A087699
KEYWORD
nonn,easy
AUTHOR
N. J. A. Sloane, Jul 11 2008
STATUS
approved