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