def sum_of_powers_start_to_end(end, power = 2, start = 1):
return sum([(i) ** power for i in range(start, end + 1)])
print(sum_of_powers_start_to_end(5))
print(sum_of_powers_start_to_end(5, 4))
print(sum_of_powers_start_to_end(8, 3, 4))
'''
run:
3
'''