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erdos_695
Specification
Let $q_1 < q_2 < \cdots$ be a sequence of primes such that $q_{i + 1} \equiv 1 \pmod{q_i}$. Is it true that $$ \lim_{k \to \infty} q_k^{1/k} = \infty? $$
Lean 4 Statement
theorem erdos_695 : answer(sorry) ↔
∀ {q : ℕ → ℕ},
StrictMono q →
(∀ i, (q i).Prime) →
(∀ i, q (i + 1) % q i = 1) →
Tendsto (fun k => (q k : ℝ) ^ (1 / k : ℝ)) atTop atTop
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