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Pythagorean triple

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In mathematics, a Pythagorean triple is a set of three positive integers which satisfy the equation (make the equation work):

This equation is known as the Diophantine equation, and is related to Pythagoras' theorem. The lowest Pythagorean triple is [3, 4, 5] because:


The next highest triple is [5, 12, 13] then [7, 24, 25], and so on. There is an infinite number of Pythagorean triples.

A Pythagorean triple always consists of:

• all even numbers, or

• two odd numbers and an even number.

A Pythagorean triple can never be made up of all odd numbers or two even numbers and one odd number.