270期：大头龙{{02,03,06,09,12,14,17,20,21,22,24,25,26,28,30,32,33,36,37,38,41,42,44,46}}开：44有
271期：大头龙{{03,06,07,09,10,12,16,17,19,21,26,28,30,31,33,35,36,40,41,42,43,44,45,46}}开：26有
272期：大头龙{{01,02,03,05,10,11,12,14,16,17,21,28,29,30,31,32,35,36,38,41,43,44,45,47}}开：23无
273期：大头龙{{01,02,03,05,08,12,13,14,15,17,21,22,23,24,26,27,29,30,36,39,41,43,46,48}}开：？？