The book is now available! 216
(another Prime Pages' Curiosity)
Prime Curios!
Curios: Curios Search:
 

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

 

Zhi-Wei Sun conjectured in March 2008 that 216 is the only number not of the form p + k(k+1)/2, with p = 0 or p prime. [Hasler]

 

  Submitted: 2008-03-24 14:22:06;   Last Modified: 2008-04-02 22:08:22.



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