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