The book is now available! 359
(another Prime Pages' Curiosity)
Prime Curios!
Curios: Curios Search:
 

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

 

The smallest emirp that gives other emirps when sandwiched between two n's in two ways (13591, 73597). [Loungrides]

 

  Submitted: 2010-04-01 00:01:46;   Last Modified: 2010-04-05 20:32:42.



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