CWMO 2005 Problem 3

Set $S = \{1, 2, 3, ..., 2005\}$ . If among any $n$ pairwise coprime numbers in $S$ there exists at least a prime number, find the minimum of $n$ .

Dataset text AoPS wiki problems. Quoted with source.

Solutions

No solution is on olymmath yet. Official and human solutions come first when they arrive. AI solutions come after them, with a label.