A142935 Primes congruent to 23 mod 64.

23, 151, 599, 727, 919, 983, 1303, 1367, 1559, 1879, 2647, 2711, 2903, 3607, 3671, 3863, 4567, 4759, 4951, 5399, 5527, 5591, 5783, 6359, 6551, 6679, 6871, 7127, 7639, 7703, 8087, 8599, 8663, 9239, 9431, 9623, 10007, 10391, 10711, 10903, 11159, 11287, 11351

Offset: 1

Author

N. J. A. Sloane, Jul 11 2008

Keywords

• nonn
• easy

Links

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

Crossrefs

Cf. A000040.

Programs

Magma

[p: p in PrimesUpTo(12000) | p mod 64 eq 23 ]; // Vincenzo Librandi, Sep 06 2012

Mathematica

lst={};Do[p=Prime[n];If[Mod[p,64]==23,AppendTo[lst,p]],{n,7!}];lst (* Vladimir Joseph Stephan Orlovsky, Feb 27 2009 *)
Select[Prime[Range[1800]], MemberQ[{23}, Mod[#, 64]] &] (* Vincenzo Librandi, Sep 06 2012 *)

PARI

is(n)=isprime(n) && n%64==23 \\ Charles R Greathouse IV, Jul 03 2016

Formula

a(n) ~ 32n log n. - Charles R Greathouse IV, Jul 03 2016