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MathNet 2022-part-04 — 197 problems (EN–VI) Question 27

Math Olympiad Vault · MathNet 2022-part-04 — 197 problems (EN–VI)

Question 27

Is it possible to pair up the numbers $0, 1, 2, 3, \ldots , 61$ in such a way that when we sum each pair, the product of the 31 numbers we get is a perfect fifth power?