Prime Magic Square

Brendan McKay bdm at cs.anu.edu.au
Mon Aug 26 01:43:59 CEST 2002


* David Wilson <davidwwilson at attbi.com> [020826 07:14]:
> I assume this is old news, but I found a 3x3 magic square with
> all prime entries and minimal row sum = 177:
> 
>     17    89    71
>    113    59     5
>     47    29   101

What is the smallest with the row sum prime as well?
(I assume that is possible...)

Brendan.





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