[0,0,1,1,2,3,3,4,4,5,5,5,6,6,7,7,8,9,9,10,10,11, 11,11,12,12,13,13,14,15,15,16,16,17,18,18,18,19, 19,20,20,20,21,21,22,23,23,23,24,24,25,26,26,26, 27,27,28,29,29,29,30,31,31,32,32,33,33,34,34,34, 35,35,36]