The book is now available! 19441
(another Prime Pages' Curiosity)
Prime Curios!
Curios: Curios Search:
 

Participate:
Share
+ 19441 is the smallest prime of the form p+1=2*prime, p+2=3*prime, p+3=4*prime and p+4=5*prime. [Marot]




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