theorem
proved
term proof
D5_fails_sync
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formal statement (Lean)
417theorem D5_fails_sync : Nat.lcm (2 ^ 5) 45 ≠ 360 := by native_decide
proof body
Term-mode proof.
418
419/-- **THEOREM**: Only D = 3 gives lcm(2^D, 45) = 360 for D ∈ {1,...,8}. -/