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

 

Logo

Thanks to everyone who made a donation during our annual appeal!
To see the list of donors, or make a donation, see the OEIS Foundation home page.

Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A142477 Primes congruent to 2 mod 51. 1
2, 53, 257, 359, 461, 563, 971, 1277, 1481, 1583, 1787, 1889, 2297, 2399, 2909, 3011, 3623, 3929, 4133, 4337, 4643, 5051, 5153, 5867, 6173, 6581, 7193, 7499, 7703, 7907, 8009, 8111, 9029, 9437, 9539, 9743, 10151, 10253, 10457, 10559, 11069, 11171, 11273 (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) ~ 32n log n. - Charles R Greathouse IV, Jul 03 2016

MATHEMATICA

Select[Prime[Range[2000]], MemberQ[{2}, Mod[#, 51]] &] (* Vincenzo Librandi, Aug 28 2012 *)

Select[Range[2, 12000, 51], PrimeQ] (* Harvey P. Dale, Mar 10 2013 *)

PROG

(MAGMA) [p: p in PrimesUpTo(13000) | p mod 51 eq 2]; // Vincenzo Librandi, Aug 28 2012

(PARI) is(n)=isprime(n) && n%51==2 \\ Charles R Greathouse IV, Jul 03 2016

CROSSREFS

Cf. A000040.

Sequence in context: A212242 A123005 A281227 * A119112 A109791 A265441

Adjacent sequences:  A142474 A142475 A142476 * A142478 A142479 A142480

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 January 20 11:11 EST 2020. Contains 331083 sequences. (Running on oeis4.)