Something

def mTimes(fNumber, dNumber):
	a = range(1, dNumber, 1)
	for item in a:
		print fNumber*item, '\t',
def Mainfunction(fNumber, lNumber, dNumber):
    a = range(fNumber, lNumber, 1)
    for item in a:
        mTimes(item, dNumber)
        print '\n'
Mainfunction(1, 13, 15)