X2.4 X2 , 7 X3 , o X3 , s X3 , 6 X3 , 9 X4 , 2 X4 , 5 X4 , 8 X5 , o X5 , 4 X5 , 7 X6.2 X6 , 8 X7 , i X7.7 X8 , o X8 , 3 X8 , e X9 , 2 X9.8 X10.415X15