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