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