proposition: Lemma prime21563 : prime 21563.
proof: Proof. apply (Pocklington_refl (Pock_certif 21563 2 ((10781, 1)::(2,1)::nil) 1) ((Proof_certif 10781 prime10781) :: (Proof_certif 2 prime2) :: nil)). enc (refl_equal true). Qed.
imports: List ZArith Coqprime(ZCAux) Pock