245期:〖〖02,10,11,15,16,20,23,27,30,32,33,37,38,39,42,44〗〗开:44对
246期:〖〖03,08,10,16,18,20,25,27,30,35,36,40,41,42,44,47〗〗开:06错
247期:〖〖01,02,04,07,10,15,18,26,29,34,35,39,43,45,46,49〗〗开:25错
248期:〖〖04,06,12,14,15,26,29,31,34,35,36,38,39,41,42,49〗〗开:12对
249期:〖〖01,02,09,10,15,22,26,28,29,35,37,43,44,46,47,49〗〗开:??