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!)
A162295 Primes of the form k^3-k^2-k-1. 4

%I

%S 43,173,439,1571,3823,10141,21139,38113,83203,122449,154493,172423,

%T 191689,433123,468389,673639,1318789,1392271,1628989,2388013,2608889,

%U 3771923,4225121,4546573,4713239,4883929,6609139,6822709,7959799

%N Primes of the form k^3-k^2-k-1.

%H Ivan Neretin, <a href="/A162295/b162295.txt">Table of n, a(n) for n = 1..10000</a>

%F a(n)=k^3-k^2-k-1 where k=A162294(n).

%e a(1)=4^3-4^2-4-1=43. a(2)=6^3-6^2-6-1=173.

%t lst={};Do[p=n^3-n^2-n-1;If[PrimeQ[p],AppendTo[lst,p]],{n,2,6!}];lst

%Y Cf. A087908, A162291, A111501, A162293, A162294, A162294 (corresponding k).

%K nonn

%O 1,1

%A _Vladimir Joseph Stephan Orlovsky_, Jun 30 2009

%E Edited by _R. J. Mathar_, Jul 02 2009

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 July 27 06:56 EDT 2021. Contains 346304 sequences. (Running on oeis4.)