← ProblemsResearch / May 2026
A bound of 43 for integers using at most two distinct digits across bases (OEIS A306424)
The conjecture for sequence A306424 is specified in the linked Lean artifact.
Model / AI: AlphaProof Nexus
✓machine-checked
May 2026
A bound of 43 for integers using at most two distinct digits across bases (OEIS A306424)
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.