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