OFFSET
1,1
LINKS
Vincenzo Librandi, Table of n, a(n) for n = 1..1000
FORMULA
a(n) ~ 32n log n. - Charles R Greathouse IV, Jul 03 2016
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 *)
PROG
(Magma) [p: p in PrimesUpTo(12000) | p mod 64 eq 23 ]; // Vincenzo Librandi, Sep 06 2012
(PARI) is(n)=isprime(n) && n%64==23 \\ Charles R Greathouse IV, Jul 03 2016
CROSSREFS
KEYWORD
nonn,easy
AUTHOR
N. J. A. Sloane, Jul 11 2008
STATUS
approved