Program to find Sum of the series 1 * 3 + 3 * 5 + ... . | Python program to find sum of first n terms ; Sn = n * ( 4 * n * n + 6 * n - 1 ) / 3 ; number of terms to be included in the sum ; find the Sn
def calculateSum ( n ) : NEW_LINE INDENT return ( n * ( 4 * n * n + 6 * n - 1 ) / 3 ) ; NEW_LINE DEDENT n = 4 NEW_LINE print ( " Sum ▁ = " , calculateSum ( n ) ) NEW_LINE