A140855 Primes of the form 210k + 67.

67, 277, 487, 907, 1117, 1327, 1747, 2377, 2797, 3217, 3637, 3847, 4057, 5107, 5527, 5737, 6367, 6577, 6997, 7207, 7417, 8467, 8677, 8887, 10357, 10567, 10987, 11197, 11617, 11827, 12037, 12457, 13297, 14347, 14557, 14767, 15187, 15607, 15817

Offset: 1

Author

Juri-Stepan Gerasimov, Jul 04 2008

Keywords

• nonn
• easy

Crossrefs

Cf. A073102.

Programs

Magma

[ a: n in [0..900] | IsPrime(a) where a is 210*n+67] // Vincenzo Librandi, Apr 28 2010

Mathematica

Select[67+210Range[0,150],PrimeQ] (* Ray Chandler, Apr 29 2010 *)

PARI

list(lim)=my(v=List()); forprimestep(p=67,lim\1,210, listput(v,p)); Vec(v) \\ Charles R Greathouse IV, Sep 17 2022

Formula

a(n) ~ 48n log n. - Charles R Greathouse IV, Sep 17 2022

Extensions

Extended by several authors, Apr 29 2010