def collatz( n ):
	'''Takes a single number as an argument and applies collatz to it'''
	if n % 2 == 0:
		return n/2
	else:
		return 3*n + 1



		Hey guys,  if you want to get me something for my birthday i would like a 4 pack of golf lessons for$200 from proshop golf,  661-496-8570.  Thx.  Dad.  Took a lesson today.


		john