Last Updated：2025/11/28
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The cannonball problem asks whether the sum of the first N square numbers can itself be a perfect square, and this challenge has intrigued generations of number theorists.
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The cannonball problem asks whether the sum of the first N square numbers can itself be a perfect square, and this challenge has intrigued generations of number theorists.
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Related words
cannonball problem
Proper noun
Japanese Meaning
数学における問題で、ディオファントス方程式 1² + 2² + … + N² = M² (ただし N > 1) の唯一の解が N = 24, M = 70 であることを証明する課題
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