Sum of the first N terms of the series 2 , 10 , 30 , 68 , ... . | Function to calculate the sum ; number of terms to be included in the sum ; find the Sum
def calculateSum ( n ) : NEW_LINE INDENT return ( n * ( n + 1 ) // 2 + pow ( ( n * ( n + 1 ) // 2 ) , 2 ) ) NEW_LINE DEDENT n = 3 NEW_LINE print ( " Sum ▁ = ▁ " , calculateSum ( n ) ) NEW_LINE