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