[0,0,2,1,4,2,6,3,8,4,10,5,12,6,14,7,16,8,18,9,20, 10,22,11,24,12,26,13,28,14,30,15,32,16,34,17,36, 18,38,19,40,20,42,21,44,22,46,23,48,24,50,25,52, 26,54,27,56,28,58,29,60,30,62,31,64,32,66,33,68, 34,70,35,72,36,74]