252期：03,05,06,07,10,11,12,15,17,19,20,21,22,23,24,29,30,31,32,33,34,36,39,41,42,43,44,45,46,47,（共30个）开36对
253期：01,03,06,07,08,09,10,11,13,15,17,21,22,23,25,27,29,30,32,34,35,37,39,41,42,43,44,45,46,47,（共30个）开47对
254期：01,02,03,05,06,08,09,13,14,15,17,18,20,21,22,23,25,26,27,32,33,34,35,38,39,42,44,45,46,47,（共30个）开27对
255期：01,03,05,06,07,08,09,10,11,12,13,18,19,21,22,23,27,28,29,30,31,32,37,39,41,43,46,47,48,49,（共30个）开30对
256期：01,02,03,05,06,07,11,12,13,14,16,17,21,22,23,24,26,27,31,32,33,34,35,36,37,41,44,45,46,47,（共30个）开？