[1,2,4,5,7,8,9,10,10,11,12,13,14,15,16,17,15,16, 17,18,19,20,21,22,21,22,23,24,25,26,27,28,18,19, 20,21,22,23,24,25,24,25,26,27,28,29,30,31,28,29, 30,31,32,33,34,35,34,35,36,37,38,39,40,41,23,24, 25,26,27,28,29,30,29,30]