206期：02,07,13,23,26,45,48,05,09,14,18,19,25,29,37,42,44,06,12,15,27,36,43,47,49，开47 对
207期：27,28,31,39,42,11,17,22,24,29,34,36,37,41,43,44,46,05,08,14,18,25,35,47,48，开31 对
208期：25,29,36,49,03,05,07,09,19,23,26,33,35,37,39,41,46,47,48,08,27,28,34,38,45，开19 对
209期：17,27,37,39,41,42,47,48,49,09,11,13,23,25,26,28,38,43,07,18,20,36,40,44,45，开？ 对
