[seqfan] Re: Figurate Pythagorean triples

[Allan Wechsler]

Step 1: They can't all be square, because that would solve a^4 + b^4 = c^4.


On Wed, Mar 19, 2014 at 3:30 PM, Charles Greathouse <
charles.greathouse at case.edu> wrote:

> Notice that all members of the Pythagorean triple 64, 120, 136 are
> triangular or square. A shy friend of mine asks: Can a primitive
> Pythagorean triple have the same property for its three sides?
>
> Charles Greathouse
> Analyst/Programmer
> Case Western Reserve University
>
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