[0,1,1,1,2,2,3,2,2,4,5,3,4,5,6,5,6,5,6,6,7,9,10,6, 7,9,9,9,10,10,11,9,10,12,14,11,12,13,14,13,14,13, 14,14,15,17,18,13,14,16,17,18,19,17,19,18,19,21, 22,18,19,20,21,19,21,22,23,23,24,26,27,21,22,23, 24,24,26,27]