[1,3,2,5,4,6,8,10,7,9,12,14,11,13,15,17,19,21,16, 18,20,28,23,25,27,22,24,26,35,30,32,34,29,36,31, 33,43,38,45,40,42,37,44,39,41,52,47,54,49,51,46, 53,48,55,50,62,57,64,59,66,61,56,63,58,65,60,78, 73,68]