Collatz Conjencture 63728127 949 Steps

collatz.py

n = 63728127

def collatz(n, step = 1):

    def iseven(n):
        return n / 2

    def isodd(n):
        return (3 * n) + 1

    if n == (0 or 1):
        if n == 1:
            print(f"End. 1 reached.")
        pass
    elif n % 2 == 0:
        print(f"[{step}] {iseven(n)}")
        collatz(iseven(n), step + 1)
        return 
    else:
        print(f"[{step}] {isodd(n)}")
        collatz(isodd(n), step + 1)
        return
        
collatz(n)