247期：{{05,08,10,15,17,18,20,25,26,31,32,34,38,42,43,47}}开：25对了
248期：{{02,04,10,12,18,19,25,26,28,30,32,33,36,39,40,47}}开：12对了
249期：{{01,03,06,09,14,15,16,24,25,29,34,39,42,43,47,49}}开：02X
250期：{{02,03,07,08,11,14,18,22,24,27,32,34,35,37,44,46}}开：12X
251期：{{01,02,03,07,09,10,12,13,15,23,31,35,36,37,41,42}}开：00