# Erdős Problem 266

A statement in qed.bot, the register of claims of AI work in mathematics. The register grades the evidence attached to each claim; it never rules on whether a proof is correct.

- Identifier: erdos:266
- Collection: Erdős
- Page: https://qed.bot/s/erdos-266
- Formal record: solved; at its source: disproved (Lean)
- Machine-checked: no independent check has verified it
- Fidelity F2: The correspondence is declared through an alignment table and written divergences.
- Source: https://www.erdosproblems.com/266

## AI claims

No AI contribution is recorded against this statement.

## Formal statements

- FormalConjectures/ErdosProblems/266.lean, https://github.com/google-deepmind/formal-conjectures/blob/main/FormalConjectures/ErdosProblems/266.lean

Cite as: qed.bot, "Erdős Problem 266", https://qed.bot/s/erdos-266, as of 30 Sep 2026. The register's data is published under CC BY 4.0: https://creativecommons.org/licenses/by/4.0/