309期：大头龙{{01,02,08,14,16,18,20,23,25,27,28,29,30,31,33,35,36,41,43,45,46,47,48,49}}开：49有
310期：大头龙{{01,02,05,06,09,11,12,13,15,17,19,20,23,28,29,30,32,33,34,37,40,45,46,47}}开：37有
311期：大头龙{{05,07,08,10,11,12,14,15,16,17,19,23,24,25,26,29,30,32,33,40,41,44,45,47}}开：40有
312期：大头龙{{04,06,08,09,10,14,17,19,23,24,26,31,33,34,35,37,39,40,41,42,43,44,47,48}}开：36无
313期：大头龙{{01,07,08,09,11,13,16,18,19,22,23,25,26,29,30,32,33,35,38,40,43,46,47,48}}开：18有
314期：大头龙{{02,03,09,11,12,14,15,17,18,21,22,23,26,27,28,29,30,32,35,36,39,44,47,49}}开：24无
315期：大头龙{{01,02,04,06,07,09,10,12,15,19,20,21,23,26,30,33,34,35,36,39,41,44,48,49}}开：？？