[1,2,4,3,6,4,9,8,12,5,10,16,15,6,12,20,18,7,25,24, 14,21,30,8,28,16,36,24,35,32,9,18,42,40,27,36,49, 48,10,20,45,30,56,40,54,11,22,50,64,33,63,60,44, 12,72,55,24,70,36,66,48,81,80,60,13,77,26,39]