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