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