proposition: Lemma prime1307 : prime 1307.
proof: Proof. apply (Pocklington_refl (Pock_certif 1307 2 ((653, 1)::(2,1)::nil) 1) ((Proof_certif 653 prime653) :: (Proof_certif 2 prime2) :: nil)). enc (refl_equal true). Qed.
imports: List ZArith Coqprime(ZCAux) Pock