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数论 >> 一般数论 >> 初等数论
Questions in category: 初等数论 (Elementary Number Theory).

证明: $30|(6n^5+15n^4+10n^3-n)$.

Posted by haifeng on 2019-11-04 22:01:29 last update 2019-11-04 22:01:29 | Answers (1) | 收藏

证明: $30|(6n^5+15n^4+10n^3-n)$.