Write a python function to find the sum of fourth power of n natural numbers.
import math  
def fourth_Power_Sum(n): 
    sum = 0
    for i in range(1,n+1) : 
        sum = sum + (i*i*i*i) 
    return sum
<s>[INST]<<SYS>>Given a task and its code, generate test cases for the code.<</SYS>>Write a python function to find the sum of fourth power of n natural numbers.
import math  
def fourth_Power_Sum(n): 
    sum = 0
    for i in range(1,n+1) : 
        sum = sum + (i*i*i*i) 
    return sum[/INST]assert fourth_Power_Sum(2) == 17
assert fourth_Power_Sum(4) == 354
assert fourth_Power_Sum(6) == 2275</s>