[0,1,2,2,3,3,3,4,3,4,6,6,5,5,7,8,5,6,6,7,6,8,6,8,
 8,7,8,10,10,9,8,9,14,8,10,11,10,12,8,11,8,12,13,
 12,11,11,13,13,13,13,13,11,11,14,11,13,16,12,16,
 14,15,16,17,13,16,15,12,18,27,15,19,18,17,15,16,
 15,13,18,17,15]