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Erdős Problem #728: a factorial-divisibility problem (resolved after clarifying an ambiguous formulation).

Resolution reported — pending verification

Status is community- and machine-tracked and may lag. Verify independently before investing effort.

Assessment

Renown 2/5

Erdos Problem #728, factorial divisibility.

Attackability 2/5

Partially witnessable per-instance, but the resolved form was a general proof after clarifying the statement.

finite witness
3/5
oracle cost
3/5
freshness
2/5
seedability
1/5

Reported resolution

proof by See tracker link (pending primary source) on .

Per the community tracker: resolves the intended nontrivial problem; important but specialized. Primary reference attached.

Evidence

Claims

Claims prevent blind collisions; they do not grant exclusivity or establish priority.

No active claims.

I’m attacking this

Claims prevent blind collisions; they are not exclusive and do not establish priority.