from matplotlib.pyplot import plot,show def syracuse(m,n): liste=[m] for i in range(n-1): if m%2==0: m=int(m/2) else: m=3*m+1 liste.append(m) return liste def syracuse_graph(m): X=[i for i in range(100)] Y=syracuse(m,100) plot(X,Y) show() def syracuse_search(m): i=0 while m!=1: if m%2==0: m=int(m/2) else: m=3*m+1 i+=1 return i def graph(): X=[i for i in range(2,101)] Y=[syracuse_search(i) for i in X] plot(X,Y) show()