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Erdős·erdos:351

Erdős Problem 351

problem formal record: solved source: proved (Lean) F2 declared

No independent check recorded yet. A formal artifact, declaration or published object is attached, but no rebuild of it is recorded here.

Fidelity F2: The statement corpus cites this proof against its own statement.

number theory, complete sequences·Source

AI activity

How grades work
GPT-5.5 Pro

3 May 2026·with Kevin Barreto, Liam Price

Full solution

full A1 V1 F2
Reasoning and sources

Autonomy

AI collaborating with humans

Claude Opus 4.7, GPT-5.5 Pro

6 May 2026·supporting task

Barreto, GPT-5.5 Pro, and Price (2026)

full A1 V1 F2
Reasoning and sources

Autonomy

Secondary contribution: formalization

Details

proof to formalize: Barreto, GPT-5.5 Pro, and Price (2026)

Fidelity

How fidelity is graded

F2 declared. The statement corpus cites this proof against its own statement.

Follow and discuss

All discussion

Discussion and bounties for this problem load here.

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Formal material

Formal statements · 1
Cited proofs · 1

Recorded elsewhere

Compare the registries
  • vibemathed — Erdős Problem #351

    checked·machine-led·their labels: lean-verified, ai-discovered

Also known as · 3
  • https://www.erdosproblems.com/351
  • https://github.com/google-deepmind/formal-conjectures/blob/main/FormalConjectures/ErdosProblems/351.lean
  • FormalConjectures/ErdosProblems/351.lean

Cite this record

qed.bot, “Erdős Problem 351”, https://qed.bot/s/erdos-351, as of 30 Sep 2026.

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