[1,2,3,5,4,6,7,8,15,9,10,11,12,19,13,23,14,16,17, 18,27,20,30,31,24,21,22,36,25,26,37,28,47,39,29, 33,32,51,44,34,35,56,38,40,41,42,63,48]