The book is now available! 21
(another Prime Pages' Curiosity)
Prime Curios!
Curios: Curios Search:
 

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

 

The number of known positive integers which cannot be written as p * q + r, where p, q, r are three distinct primes. [Capelle]

 

  Submitted: 2006-11-15 04:51:05;   Last Modified: 2008-01-30 11:28:00.



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