A new puzzle every Saturday. Solutions one week later.

Jan- 24 -2015

Puzzle 773. Necklaces with k primes 

Date New Who
jan-23-15 Puzzle 772 Emmanuel Vantieghem
Jan-16-15 Puzzle 771

Puzzle 76

Dmitry Kamenetsky and Emmanuel Vantieghem.

Farideh Firoozbakht
Jan-3-15 Puzzle 770 Giovanni Resta, Ramón David Aznar





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

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