The book is now available! 27742151
(another Prime Pages' Curiosity)
Prime Curios!
Curios: Curios Search:
 

Participate:
Share
+ The start of the smallest prime quadruplet such that the sum of any three is prime: {27742151, 27742153, 27742157, 27742159}. [Caldwell]




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