Program to print pattern in Python

Python program to print below pattern -

1

2 4

1 3 5

2 4 6 8
-------------------------------------------------------
#!/usr/bin/python

for i in range(1,6):
        if ((i % 2) or (i == 1)):
                num = 1
        else:
                num =2
        for j in range(0,i):
                print num,
                num += 2
        else :
                print '\n'
---------------------------------------------------------
Output -