[0,1,3,2,6,4,3,6,7,5,4,11,7,8,6,5,10,12,8,9,7,6, 10,11,13,9,10,8,7,14,11,12,14,10,11,9,8,16,15,12, 13,15,11,12,10,9,15,17,16,13,14,16,12,13,11,10,15, 16,18,17,14,15,17,13,14,12,11,23,16,17,19]