217期：01,02,09,13,15,16,19,20,23,24,28,31,32,35,36,39,45,47,48,49,（共20个）开15对
218期：01,02,08,09,13,14,16,19,20,23,24,28,31,32,35,36,45,47,48,49,（共20个）开37错
219期：05,06,07,11,14,15,17,18,19,21,26,29,31,33,35,38,43,44,45,47,（共20个）开14对
220期：01,02,09,11,13,14,16,17,18,24,25,26,28,29,34,35,37,41,45,48,（共20个）？？