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：47有
312期：大头龙{{01,02,04,09,13,15,17,20,22,24,26,29,30,31,32,34,36,37,39,42,43,44,45,46}}开：47无
313期：大头龙{{01,05,06,08,09,10,13,14,15,16,21,22,24,27,28,29,31,38,39,40,42,45,46,48}}开：45有
314期：大头龙{{03,05,06,09,10,12,14,15,18,19,20,23,26,28,31,35,37,38,39,44,45,46,48,49}}开：37有
315期：大头龙{{01,02,03,06,07,08,11,12,15,19,23,24,26,28,29,31,32,33,35,36,37,38,42,44}}开：31有
316期：大头龙{{01,02,04,05,09,12,13,16,19,21,23,25,31,32,36,37,38,40,41,43,44,46,47,49}}开：26无
317期：大头龙{{02,06,09,10,11,13,15,17,19,20,22,24,31,32,33,35,36,38,41,42,44,46,47,49}}开：？？