Problem

erdos:342

sorry ↔ ∀ (a : ℕ → ℕ), Erdos342.IsUlamSequence a → {n | ∃ m, a m = a n + 2}.Infinite

Open Current State

Declared status: open
Formalization: formalized
Subjects: number theory
OEIS: A002858
Sources: source:erdos-ai-contributions-wikisource:erdos-problemssource:formal-conjectures
Statement: www.erdosproblems.com

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