Question: 
Write a python function to find the sum of fourth power of first n odd natural numbers.


Model's Code:
def odd_Num_Sum(n):
    return sum((2*i + 1) ** 4 for i in range(n))



Sample Correct Code:
def odd_Num_Sum(n) : 
    j = 0
    sm = 0
    for i in range(1,n + 1) : 
        j = (2*i-1) 
        sm = sm + (j*j*j*j)   
    return sm 


Asserts:
assert odd_Num_Sum(2) == 82
assert odd_Num_Sum(3) == 707
assert odd_Num_Sum(4) == 3108


Tests:
Test 1 of 3: PASS
Test 2 of 3: PASS
Test 3 of 3: PASS

Test 770 of 974: 582/770 (75.58441558441558%): success