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Prime magic (Posted on 2018-09-29) Difficulty: 2 of 5
What is the smallest possible constant of a 3×3 magic square containing nine distinct non-composite numbers only?

No Solution Yet Submitted by Ady TZIDON    
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  Subject Author Date
No SubjectSylvia Love2019-01-29 01:06:14
re: solution(?)Steven Lord2018-09-29 16:19:50
solution(?)Justin2018-09-29 16:11:21
possible solutionSteven Lord2018-09-29 11:55:54
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