def factorielle(n): P=1 for i in range(...,...): P=... return(P) def facto_partielle(n,k): P=1 for i in range(...,...): P=P*i return(...) def coefficient(n): L=[] for k in range(n+1): c=facto_partielle(n,k)//factorielle(k) L.append(c) return(L)