[0,1,2,3,4,5,6,7,8,8,9,10,11,11,12,13,14,15,16,16, 17,17,18,19,20,20,21,21,22,22,23,24,24,24,25,26, 27,27,27,27,28,28,29,29,30,30,31,32,33,33,33,33, 34,35,36,36,36,36,37,37,38,38,39,40,41,41,42,42, 42,42,43,44,45,45,46,46,47,47,48,48,49,49,50]