284期：04,09,20,45,05,06,07,08,13,16,17,19,21,25,28,32,03,10,11,14,15,23,27,35,38,（共25个）（主前）开20中
285期：15,04,35,40,16,23,25,32,42,31,13,30,20,02,10,12,21,22,24,34,36,38,41,45,46,（共25个）（主前）不中
286期：02,04,26,38,39,12,22,24,30,34,21,14,16,28,40,09,10,19,20,31,32,36,42,46,48,（共25个）（主前）开48中
287期：07,33,43,08,21,28,38,02,12,16,22,32,40,46,10,20,26,31,36,03,06,18,27,30,42,（共25个）（主前）中中？？？
