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Special Natural Numbers (Posted on 2007-10-14) Difficulty: 3 of 5
Find all natural numbers which can be written in the form (a+b+c)2/(abc) where a,b,c are also natural numbers.

  Submitted by Praneeth    
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Solution: (Hide)
1,2,3,4,5,6,8,9

Comments: ( You must be logged in to post comments.)
  Subject Author Date
AnswerK Sengupta2008-12-28 00:43:16
Some more thoughtsBrian Smith2007-10-18 11:10:42
re(3): Some were discovered....Dej Mar2007-10-16 00:09:28
re(3): Some were discovered....Charlie2007-10-15 14:21:25
re(2): Some were discovered....Charlie2007-10-15 14:19:53
re(2): Some were discovered....Dej Mar2007-10-15 13:30:31
re: Some were discovered....Brian Smith2007-10-15 11:38:07
Some were discovered....Dej Mar2007-10-14 22:59:29
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