theorem
proved
term proof
prime_triplet_seven_eleven_thirteen
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formal statement (Lean)
1541theorem prime_triplet_seven_eleven_thirteen : Prime 7 ∧ Prime 11 ∧ Prime 13 := by native_decide
proof body
Term-mode proof.
1542
1543/-- (11, 13, 17) are three primes with gap (2, 4). -/