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Erdős problem 385

Note that trivially F(n)n+nF(n) \leq n + \sqrt{n}.

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FormalConjectures/ErdosProblems/

385.lean

Retained formal statement1 of 4

Let F(n) := \max\{m + p(m) \mid \textrm{m < n composite}\}\} where p(m)p(m) is the least prime divisor of mm. Is it true that F(n)>nF(n)>n for all sufficiently large nn?

FormalConjectures/ErdosProblems/385.leanErdos385.erdos_385.parts.i1 lineExact file
sorry ↔ ∀ᶠ (n : ℕ) in Filter.atTop, n < Erdos385.F n
OpenStatement only, no proof

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