perplexus.info :: Numbers : Absolute Crossed Perfect Square Surmise

Absolute Crossed Perfect Square Surmise (Posted on 2023-01-15)

Determine all possible integers n such that:

             abs(2ⁿ+5ⁿ-65)

is a perfect square.

Provide valid reasoning for your answer.

*** abs denotes the absolute value function.

See The Solution Submitted by K Sengupta

Rating: 5.0000 (1 votes)

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re: Solution

Comment 2 of 2 |

(In reply to Solution by Larry)

Ty, Larry.

I confirm having incorporated your semi-analytic methodology in the official solution.

Posted by K Sengupta on 2023-01-18 01:54:27

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