← ProblemsResearch / May 2026
Divisibility of a factorial ratio by 30n − 1 (OEIS A211417)
The conjecture for sequence A211417 is specified in the linked Lean artifact.
Model / AI: AlphaProof Nexus
✓machine-checked
May 2026
Divisibility of a factorial ratio by 30n − 1 (OEIS A211417)
Model / AI: AlphaProof Nexus
✓machine-checked
AlphaProof Nexus publishes a Lean artifact for this conjecture.
Source read 2026-09-08. Read the linked source to identify this individual result and its attribution; proofs were not independently checked.