login
The OEIS Foundation is supported by donations from users of the OEIS and by a grant from the Simons Foundation.

 

Logo


Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A142523 Primes congruent to 33 mod 52. 1
137, 241, 293, 397, 449, 709, 761, 1021, 1229, 1489, 1697, 1801, 2113, 2269, 2477, 2633, 2789, 3049, 3257, 3361, 3413, 3517, 3673, 3881, 4297, 4349, 4817, 4973, 5077, 5233, 5441, 5701, 5857, 6221, 6481, 6637, 6689, 6793, 6949, 7001, 7417, 7573, 7937, 8093 (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) ~ 24n log n. - Charles R Greathouse IV, Jul 03 2016

MATHEMATICA

Select[Prime[Range[1300]], MemberQ[{33}, Mod[#, 52]] &] (* Vincenzo Librandi, Aug 29 2012 *)

Select[Range[33, 9000, 52], PrimeQ] (* Harvey P. Dale, Nov 24 2015 *)

PROG

(MAGMA) [p: p in PrimesUpTo(10000) | p mod 52 eq 33]; // Vincenzo Librandi, Aug 29 2012

(PARI) is(n)=isprime(n) && n%52==33 \\ Charles R Greathouse IV, Jul 03 2016

CROSSREFS

Cf. A000040.

Sequence in context: A325085 A328148 A142497 * A307839 A307840 A142211

Adjacent sequences:  A142520 A142521 A142522 * A142524 A142525 A142526

KEYWORD

nonn,easy

AUTHOR

N. J. A. Sloane, Jul 11 2008

STATUS

approved

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Style Sheet | Transforms | Superseeker | Recent
The OEIS Community | Maintained by The OEIS Foundation Inc.

License Agreements, Terms of Use, Privacy Policy. .

Last modified May 25 19:30 EDT 2020. Contains 334595 sequences. (Running on oeis4.)