[3,2,1,6,4,7,5,10,8,12,11,13,15,14,9,18,16,20,19, 21,17,24,22,25,27,26,23,30,28,31,29,34,32,36,35, 37,33,40,38,41,43,42,39,46,44,48,47,49,51,50,45, 54,52,55,53,58,56,60,59,61,63,62,57,66,64,68,67, 69,65,72,70,73]