[0,1,2,3,4,5,7,8,6,9,10,11,12,13,17,18,20,21,22,16,19,14,15,23,24,25,26,27,28,29,30,31,32,33,34,35,36,45,46,48,49,50,54,55,57,58,59,61,62,63,64,44,47,53,56,60,42,51,37,38,43,52,39,40,41,65,66,67,68,69,70,71,72]