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Square Divisiblity (Posted on 2018-06-17) Difficulty: 3 of 5
This problem was inspired by the infamous problem 6 in the 1988 Math Olympiad:

When is a2+b2 divisible by (ab+1)2 where a and b are non-negative integers?

No Solution Yet Submitted by Daniel    
Rating: 3.0000 (1 votes)

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Some Thoughts thoughts | Comment 1 of 4
A computer search finds only cases where a or b is zero and a^2 + b^2 is of course divisible by 1, up to a total of a+b in the thousands.

Edited on June 17, 2018, 6:24 pm
  Posted by Charlie on 2018-06-17 18:23:05

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