[1,2,3,6,4,5,9,7,10,8,13,15,11,14,12,21,18,20,16, 19,17,27,24,26,28,22,25,23,34,31,36,33,35,29,32, 30,42,45,39,44,41,43,37,40,38,55,51,54,48,53,50, 52,46,49,47,65,61,64,58,66,63,60,62,56,59,57,76, 72,75]