246期：〖〖02,05,09,15,16,17,20,23,25,27,29,30,31,45,47,49〗〗开：30准
247期：〖〖01,04,05,13,19,21,25,28,29,31,36,39,40,44,48,49〗〗开：40准
248期：〖〖02,03,04,06,07,08,13,18,22,28,33,35,37,41,44,49〗〗开：20错
249期：〖〖01,02,06,07,10,11,18,20,27,28,30,36,37,43,45,46〗〗开：23错
250期：〖〖01,03,06,11,23,24,30,31,35,37,38,39,40,42,48,49〗〗开：中？