The book is now available! 61
(another Prime Pages' Curiosity)
Prime Curios!
Curios: Curios Search:
 

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

 

The first of five consecutive primes that can be arranged in a 3-by-3 square whose columns and rows sum to consecutive primes (199, 211, 223):
   61  67  71 

   67  71  73 

   71  73  79.
[Silva]

 

  Submitted: 2009-08-18 16:32:33;   Last Modified: 2009-08-22 12:36:37.



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