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noll_simmons

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Noll and Simmons asked, more generally, whether there are solutions to $q_1! \equiv \dots \equiv q_k! \mod p$ for arbitrarily large $k$ (with $q_1 < \dots < q_k$).

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Lean 4 Statement
theorem noll_simmons :
    answer(sorry) ↔ ∀ᶠ k in Filter.atTop,
    ∃ (p : ℕ) (_ : p.Prime) (Q : Fin k → ℕ) (_ : StrictMono Q) (_ : ∀ i, Q i < p),
    ∀ i j : Fin k, (Q i)! ≡ (Q j)! [MOD p]
ID: ErdosProblems__1056__noll_simmons
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