A142439 - OEIS

A142439

Primes congruent to 30 mod 49.

79, 373, 569, 863, 1451, 1549, 2039, 2137, 2333, 3019, 3313, 3607, 3803, 4391, 4783, 5077, 5273, 5861, 6449, 6547, 6841, 7331, 7723, 7919, 8017, 8311, 9781, 10271, 10369, 10663, 10859, 10957, 11251, 11447, 11839, 12329, 12721, 12917, 13309, 13799, 14387

(list; graph; refs; listen; history; text; internal format)

OFFSET

1,1

LINKS

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

FORMULA

a(n) ~ 42n log n. - Charles R Greathouse IV, Jul 03 2016

MATHEMATICA

Select[Prime[Range[2500]], MemberQ[{30}, Mod[#, 49]] &] (* Vincenzo Librandi, Aug 28 2012 *)

Select[Range[30, 15000, 49], PrimeQ] (* Harvey P. Dale, May 01 2018 *)

PROG

(Magma) [p: p in PrimesUpTo(17000) | p mod 49 eq 30]; // Vincenzo Librandi, Aug 28 2012