
    Design a function that calculates the total effort points needed for a student to complete their learning path, where each even-numbered difficulty level requires squared effort points to master. Given the number of difficulty levels n, return the sum of squared effort points for all even-numbered levels up to n.
    

    
def square_Sum(n):
    """
    Design a function that calculates the total effort points needed for a student to complete their learning path, where each even-numbered difficulty level requires squared effort points to master. Given the number of difficulty levels n, return the sum of squared effort points for all even-numbered levels up to n.
    

    """
def square_Sum(n):
    """
    Design a function that calculates the total effort points needed for a student to complete their learning path, where each even-numbered difficulty level requires squared effort points to master. Given the number of difficulty levels n, return the sum of squared effort points for all even-numbered levels up to n.
    

    """
    return int(2 * n * (n + 1) * (2 * n + 1) / 3)