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!)
A142383 Primes congruent to 32 mod 47. 1

%I

%S 79,173,643,1019,1301,1489,1583,2053,2617,2711,3181,3463,3557,4027,

%T 4591,4967,5437,5531,5813,6659,7129,7411,8069,8539,8821,9103,9479,

%U 9949,10513,10607,10889,11171,11923,12487,13709,14461,15307,15401,15683,16529,16811

%N Primes congruent to 32 mod 47.

%H Vincenzo Librandi, <a href="/A142383/b142383.txt">Table of n, a(n) for n = 1..1000</a>

%F a(n) ~ 46n log n. - _Charles R Greathouse IV_, Jul 03 2016

%t Select[Prime[Range[2000]],Mod[#,47]==32&] (* _Harvey P. Dale_, Sep 18 2011 *)

%t Select[Prime[Range[2500]], MemberQ[{32}, Mod[#, 47]] &] (* _Vincenzo Librandi_, Aug 27 2012 *)

%o (MAGMA) [p: p in PrimesUpTo(18000) | p mod 47 eq 32]; // _Vincenzo Librandi_, Aug 27 2012

%o (PARI) is(n)=isprime(n) && n%47==32 \\ _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 June 15 02:56 EDT 2021. Contains 345042 sequences. (Running on oeis4.)