Printing the unique pairs
def print_pairs ( pairs ) : NEW_LINE INDENT i = 1 ; NEW_LINE mul = 0 ; NEW_LINE for i in range ( 1 , pairs + 1 ) : NEW_LINE INDENT mul = i * ( i + 1 ) ; NEW_LINE print ( " Pair ▁ no . " , i , " ▁ - - > ▁ ( " , ( mul * i ) , " , ▁ " , mul * ( i + 1 ) , " ) " ) ; NEW_LINE DEDENT DEDENT