A new puzzle every Saturday. Solutions one week later.

Feb-17-2018
1030 weeks, 1063 pages
19 years + 8 months +25 days
1030x7 = 7210 days since
May-23-1998

Puzzle 913. The last two digits of a prime is a prime.

The last five news

Date Puzzle about

Solvers

Feb-16-18 Puzzle 54 & Puzzle 895 Jan van Delden
Feb-9-18 Puzzle 911

Puzzle 896

Puzzle 907

Jan van Delden

Dmitry Kamenetsky

Jan van Delden

Feb-2-18 Puzzle 910 Emmanuel Vantieghem
Jan-26-18 Puzzle 909 Jim Howell and Emmanuel Vantieghem
Jan-12-18 Puzzle 907 Jan van Delden, Jeff Heleen

 


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These pages will be updated every Saturday morning -- Last Modified on: Friday, 16-Feb-2018 14:22:38 PST

"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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