[2,1,1,3,4,4,4,5,5,5,5,6,6,6,6,7,7,7,7,8,8,8,8,8, 9,9,9,9,9,10,10,10,10,10,11,11,11,11,11,12,12,12, 12,12,12,13,13,13,13,13,13,14,14,14,14,14,14,15, 15,15,15,15,15,16,16,16,16,16,16,16,17,17,17,17, 17]