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!)
A174270 Primes p such that 17^p-16 is also prime. 0

%I

%S 11,127,149

%N Primes p such that 17^p-16 is also prime.

%F A034922 INTERSECT A000040. [From _R. J. Mathar_, Jul 06 2010]

%e For p=11, 17^11-16=34271896307617;

%e p=127, 17^127-16=184932403913226983885781364136283492930734812\

%e 62859989336084585513524548438695021603661324497487874\

%e 32695987077039664612181399115898708880371\

%e 971190911115999457 (end)

%o (MAGMA) [ p: p in PrimesUpTo(2000)| IsPrime(17^p-16)]

%K nonn,bref

%O 1,1

%A _Vincenzo Librandi_, Mar 14 2010

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 August 9 20:09 EDT 2020. Contains 336326 sequences. (Running on oeis4.)