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erdos_385.variants.lb
Specification
A question of Erdős, Eggleton, and Selfridge, who write that in fact it is possible that this quantity is always at least $n+(1-o(1))\sqrt{n}$
Lean 4 Statement
theorem erdos_385.variants.lb : answer(sorry) ↔ ∃ (e : ℕ → ℝ) (he : e =o[atTop] (1 : ℕ → ℝ)),
∀ n, n + (1 - e n) * √n ≤ F n
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