306期：大头龙{{03,04,05,06,07,11,12,13,15,16,17,18,21,25,27,28,32,33,34,38,41,45,46,48}}开：38有
307期：大头龙{{04,06,07,08,09,10,11,12,13,15,18,21,22,27,28,30,34,35,37,40,41,44,47,48}}开：32无
308期：大头龙{{01,02,03,05,06,10,11,12,13,14,18,20,22,25,28,30,32,35,38,43,45,46,48,49}}开：17无
309期：大头龙{{05,06,07,08,13,14,15,16,17,20,21,26,28,29,31,33,34,36,37,41,44,45,46,49}}开：44有
310期：大头龙{{01,02,03,06,08,09,10,13,16,19,23,27,28,29,31,32,35,36,37,41,42,43,44,46}}开：19有
311期：大头龙{{04,11,13,18,23,28,29,30,31,32,33,35,36,37,39,40,41,42,43,45,46,47,48,49}}开：？？