[1,2,3,4,5,8,6,7,9,15,10,11,12,13,21,14,16,17,18, 19,23,20,22,24,25,26,27,29,28,30,31,32,33,34,35, 40,36,37,38,39,41,42,43,44,47,45,46,48,49,50,51, 52,53,54,55,56,57,58,59,60,61,62,63,64,65,68,66, 67,69,70,71,72]