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Single or double (Posted on 2010-12-24) Difficulty: 3 of 5
Both a number N and its half,when augmented by 1 (i.e.N+1 and N/2+1) form a perfect square.
0 is a trivial example.

List 4 more examples.

No Solution Yet Submitted by Ady TZIDON    
Rating: 4.0000 (1 votes)

Comments: ( You must be logged in to post comments.)
  Subject Author Date
re(3): Similar approachbrianjn2010-12-25 19:46:32
re(2): Similar approachbroll2010-12-25 10:57:16
re: Similar approachbrianjn2010-12-25 03:25:06
Similar approachbroll2010-12-25 01:02:58
SolutionAnalytic SolutionHarry2010-12-24 18:54:38
Solutioncomputer solutionCharlie2010-12-24 17:29:45
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