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Tony Huynh's user avatar
Tony Huynh's user avatar
Tony Huynh
  • Member for 15 years
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When can $L$ sets of the form $\{a,b,a+b\}$ partition $\{1,2,\dots, 3L\}$?
I only count $4k-1$ triples instead of $4k$ triples. For example, it appears as if the element $3$ does not appear in any triple.
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