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