Tetracontagon Number | Finding the nth tetracontagon Number ; Driver Code
def tetracontagonNum ( n ) : NEW_LINE INDENT return ( 38 * n * n - 36 * n ) // 2 NEW_LINE DEDENT n = 3 NEW_LINE print ( "3rd ▁ tetracontagon ▁ Number ▁ is ▁ = ▁ " , tetracontagonNum ( n ) ) NEW_LINE