The book is now available! 17
(another Prime Pages' Curiosity)
Prime Curios!
Curios: Curios Search:
 

Participate:
Share
Single Curio View:   (Seek other curios for this number)

 

The smallest prime p such that p#+1 and p#-1 are both composite. [Poo Sung]

 

  Submitted: 2010-10-23 21:03:03;   Last Modified: 2013-04-09 14:18:44.



Prime Curios! © 2000-2017 (all rights reserved)