The book is now available! 81018
(just those submitted by Bajpai)
Prime Curios!
Curios: Curios Search:
 

Participate:
Share

Just showing those entries submitted by 'Bajpai': (Click here to show all)

+ The smallest strobogrammatic number between a twin prime pair {81017, 81019}. [Bajpai]




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