Welcome to the multimagic squares site

Bienvenue sur le site des carrés multimagiques
 

56

 

8

 

18

 

9

 

 

20

 

48

 

29

 

10

26

 

13

 

64

 

4

 

 

5

 

30

 

12

 

60

15

 

63

 

41

 

50

 

 

55

 

11

 

58

 

45

61

 

42

 

27

 

39

 

 

62

 

37

 

51

 

3


by Christian Boyer, portions
©   Paris, and © Springer New York


August 2016   A new enigma solved!

  Enigma #6b, by Sébastien Miquel, France:  
first known 7x7 add-mult magic square

Winning €200 and a bottle of champagne

(photo on the right, September 15th 2016, Paris)

More details soon!

There remain eight unsolved enigmas for winning €6,500 (~$7,300) and eight bottles of champagne!


April 2016   Fun!   Matt Parker tried to solve the enigma #1, at Numberphile (by Brady Haran),
and presenting solution of the enigma #4c found last year by Sébastien Miquel.        Look at:

 

YouTube

    and    

http://theparkersquare.com


Thanks to / Merci à :


              

                   
 
                
                            
                            
                            
                                   
      
             
      
                                  

(details)