def collatz_conjecture(number):
    """ Computes Collatz conjecture progression number, the steps required to reach 1 for some number > 1, where
    1) even numbers are divided by 2.
    2) odd numbers are multiplied by 3, then incremented by 1.

    Args:
        number (int): The initial integer, greater than 1.
    """
    assert number > 1
    count = 0
    while number != 1:
        count += 1
        if number % 2 == 0:
            number /= 2
        else:
            number = number * 3 + 1
    return count