The book is now available! 188888881
(another Prime Pages' Curiosity)
Prime Curios!
Curios: Curios Search:
 

Participate:
Share/Bookmark
+ A tetradic (or 4-way) plateau prime.

+ The lesser in the smallest Gridgeman pair where one member is strobogrammatic, the other invertible. [Punches]

  To link to this page use http://primes.utm.edu/curios/page.php?number_id=243



Prime Curios! © 1999-2014 (all rights reserved)