# Examples:
# collatz(3) -> 3, 10, 5, 16, 8, 4, 2, 1
# collatz(8) -> 8, 4, 2, 1
# collatz(27) -> ?
# More info: https://en.wikipedia.org/wiki/Collatz_conjecture
#
def collatz(startNumber) :
    currNumber = startNumber
    count = 1
    print(currNumber)
    while currNumber != 1:
        if (currNumber%2) == 0:
            currNumber = currNumber // 2
        else:
            currNumber = (currNumber * 3) + 1
        print(currNumber)
        count = count + 1
    print("Length of sequence: ", count)