[1,2,3,4,5,6,5,7,6,8,8,9,10,10,8,11,10,11,13,10, 12,14,15,13,15,16,13,14,16,17,13,14,16,18,17,18, 17,19,20,20,15,17,20,21,19,22,20,21,19,20,24,23, 24,18,19,25,22,25,23,26,26,22,27,26,20,25,22,26, 28,25]