285期：←24码→（01,02,04,05,06,07,08,10,13,16,17,18,19,20,21,23,28,29,32,36,37,45,47,49）开：19准
286期：←24码→（05,07,11,13,14,15,18,19,22,23,24,27,28,29,30,31,33,34,39,41,43,44,46,47）开：24准
287期：←24码→（01,02,08,10,11,13,16,18,20,21,22,23,26,31,32,33,35,36,38,40,45,46,47,49）开：08准
288期：←24码→（01,06,10,11,12,13,14,15,17,19,20,22,23,24,25,26,27,28,30,31,34,35,37,41）开：25准
289期：←24码→（01,05,07,08,09,10,12,15,16,17,18,19,21,23,24,25,26,30,34,36,40,43,44,48）开：？？