254期：♀♀【04,05,06,07,10,13,15,16,17,18,19,22,24,34,35,36,38,41,42,43,44,45,48,49】开，13对
255期：♀♀【02,03,09,13,15,18,20,21,22,29,30,31,32,35,37,39,40,41,42,43,44,46,47,49】开，33错
256期：♀♀【01,02,03,07,08,09,11,13,15,17,18,21,24,26,27,28,30,31,34,36,43,44,46,48】开，35错
257期：♀♀【03,04,06,07,08,10,12,14,16,17,20,21,22,27,28,30,32,34,36,38,42,43,45,48】开，48对
258期：♀♀【01,02,03,04,07,11,13,18,19,23,24,26,27,28,29,30,32,34,36,39,42,43,44,49】开，？