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