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169 (Posted on 2004-11-04) Difficulty: 4 of 5
Find all integers 1<=k<=169 for which 169 is not the sum of k nonzero squares.

The squares are not necessarily unique. For example k=5: 169=1+4+4+16+144.

This should be done without a brute force program.

See The Solution Submitted by Brian Smith    
Rating: 2.5000 (2 votes)

Comments: ( You must be logged in to post comments.)
  Subject Author Date
answerK Sengupta2007-07-28 11:48:51
re(2): Full Solutionowl2004-11-08 22:28:33
the solutionsean2004-11-08 20:02:25
re: Full SolutionNosher2004-11-07 17:32:19
SolutionFull Solutionowl2004-11-05 08:12:46
re(4): No SubjectSam2004-11-05 06:21:58
re(3): No SubjectNosher2004-11-04 23:10:49
re(2): No SubjectDustin2004-11-04 23:05:27
re(2): No SubjectNosher2004-11-04 23:03:51
Some ThoughtsNo SubjectNosher2004-11-04 22:59:44
re: No SubjectDustin2004-11-04 22:57:10
No SubjectNosher2004-11-04 22:38:15
Some ThoughtsA thoughtDustin2004-11-04 21:20:34
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