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