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A new puzzle every Saturday. Solutions one week later.

Feb 6-11, 2010

Puzzle 524. x = 1 (mod phi(x))

 

Date News Who
5-feb-10 Puzzle 523 J-C Colin, Farideh Firoozbakht, Antoine Verroken, Torbjörn Alm, Tiziano Torasso, Luis Rodríguez, Carlos Rivera, Giovanni Resta (the Champion of results for this puzzle) & Jan van Delden
29-Jan-10 Puzzle 522 A.  Verroken, Torbjörn Alm, Farideh Firoozbakht, Farid Lian & Frederick Schneider
22-Jan-10 Puzzle 521 Qu Shun Liang, Torbjörn Alm, Seiji Tomita, Jan van Delden, Fred Schneider, Gurmeet Singh, Giovanni Resta, Jean-Claude Rosa & Farideh Firoozbakht

 

 

 


These pages will be updated every Saturday morning -- Last Modified on: Saturday, 06-Feb-2010 04:17:32 CST

"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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