[0,0,2,2,4,2,6,4,8,4,10,6,12,6,14,8,16,8,18,10,20, 10,22,12,24,12,26,14,28,14,30,16,32,16,34,18,36, 18,38,20,40,20,42,22,44,22,46,24,48,24,50,26,52, 26,54,28,56,28,58,30,60,30,62,32,64,32,66,34,68, 34,70,36,72,36,74,38,76,38,78,40,80,40]