proposition: Lemma prime4457 : prime 4457.
proof: Proof. apply (Pocklington_refl (Pock_certif 4457 3 ((557, 1)::(2,3)::nil) 1) ((Proof_certif 557 prime557) :: (Proof_certif 2 prime2) :: nil)). enc (refl_equal true). Qed.
imports: List ZArith Coqprime(ZCAux) Pock