A new puzzle every Saturday. Solutions one week later.

896 weeks, 931 pages
17 years + 2 months + 1 days
896x7 = 6272 days since

Puzzle 795. Primes reversing substrings

Date New Who
Jul-24-15 Puzzle 794 Shyam Sunder Gupta
Jul-17-15 Puzzle 793

Problem 60 and Puzzle 777

Emmanuel Vantieghem

Natalia Makarova

Jul-3-15 Puzzle 792 Emmanuel Vantieghem and Jan van Delden





These pages will be updated every Saturday morning -- Last Modified on: Friday, 24-Jul-2015 16:43:36 MDT

"Many thanks to Martha Rivera, Miguel H. Rivera and  G. L. Honaker, Jr. for reviewing and correcting the  very first version of these pages, dated on May 23, 1998 "

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