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A couple of squares (Posted on 2018-02-02) Difficulty: 3 of 5
Find all integers a, b, c where c is a prime number such that
a^b + c and a^b - c are square numbers.

Source: Pedro Henrique O. Pantoja, Brazil

See The Solution Submitted by Ady TZIDON    
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re(2): solution (spoiler) | Comment 7 of 9 |
(In reply to re: solution (spoiler) by Ady TZIDON)

I must have been fixated on positive integers for the squares.


(a,b,c)=(2,1,2)

  Posted by Charlie on 2018-02-03 07:58:35
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