login
A142931
Primes congruent to 13 mod 64.
1
13, 269, 397, 461, 653, 1229, 1549, 1613, 1741, 1933, 1997, 2381, 2957, 3469, 3533, 3853, 3917, 4493, 4621, 4813, 4877, 5197, 5261, 5581, 6029, 6221, 6733, 7309, 7757, 7949, 8269, 8461, 9293, 9421, 9613, 9677, 10061, 10253, 10957, 11149, 11213, 11597, 11789
OFFSET
1,1
LINKS
MATHEMATICA
lst={}; Do[p=Prime[n]; If[Mod[p, 64]==13, AppendTo[lst, p]], {n, 7!}]; lst (* Vladimir Joseph Stephan Orlovsky, Feb 27 2009 *)
Select[Prime[Range[1800]], MemberQ[{13}, Mod[#, 64]] &] (* Vincenzo Librandi, Sep 06 2012 *)
Select[Range[13, 12000, 64], PrimeQ] (* Harvey P. Dale, Oct 14 2023 *)
PROG
(Magma) [p: p in PrimesUpTo(12000) | p mod 64 eq 13 ]; // Vincenzo Librandi, Sep 06 2012
CROSSREFS
Cf. A000040.
Sequence in context: A034833 A101004 A340936 * A142262 A364243 A163155
KEYWORD
nonn,easy
AUTHOR
N. J. A. Sloane, Jul 11 2008
STATUS
approved