[0,2,3,4,5,6,6,7,8,8,9,9,10,10,11,11,12,12,12,13, 13,14,14,14,15,15,15,16,16,16,17,17,17,18,18,18, 18,19,19,19,20,20,20,20,21,21,21,22,21,22,22,22, 23,23,23,24,23,24,24,24,25,24,25,25,26,25,26,26, 26,27]