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!)
A142505 Primes congruent to 47 mod 51. 1

%I

%S 47,149,251,353,557,659,761,863,1373,2087,2393,2699,2801,2903,3209,

%T 3413,3617,3719,3821,3923,4127,4229,4637,4943,5147,5351,5657,5861,

%U 6269,6473,6779,6983,7187,7901,8513,8819,9227,9431,9533,9839,9941,10247,10859,11369

%N Primes congruent to 47 mod 51.

%H Vincenzo Librandi, <a href="/A142505/b142505.txt">Table of n, a(n) for n = 1..1000</a>

%F a(n) ~ 32n log n. - _Charles R Greathouse IV_, Jul 03 2016

%t Select[Prime[Range[2000]], MemberQ[{47}, Mod[#, 51]] &] (* _Vincenzo Librandi_, Aug 29 2012 *)

%o (MAGMA) [p: p in PrimesUpTo(13000) | p mod 51 eq 47]; // _Vincenzo Librandi_, Aug 29 2012

%o (PARI) is(n)=isprime(n) && n%51==47 \\ _Charles R Greathouse IV_, Jul 03 2016

%Y Cf. A000040.

%K nonn,easy

%O 1,1

%A _N. J. A. Sloane_, Jul 11 2008

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 October 20 09:24 EDT 2021. Contains 348100 sequences. (Running on oeis4.)