[1,2,3,4,6,5,8,10,7,12,9,14,18,11,15,16,13,20,24, 22,30,21,17,26,28,19,36,27,25,42,23,32,34,40,33, 38,48,29,35,44,31,39,60,54,50,46,45,52,66,37,56, 58,51,41,70,72,43,62,78,84,64,57,49,90,47,68,55, 63,80]