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Omni-MATH / Call a positive integer N≥2 "special" if for every k such that 2≤k≤N,N can be expressed as a sum of k positive integers that are relatively prime to N (although not necessarily rel… · Discussion

Discussing Call a positive integer N≥2 "special" if for every k such that 2≤k≤N,N can be expressed as a sum of k positive integers that are relatively prime to N (although not necessarily rel… · Omni-MATH

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