278期：大头龙{{02,06,07,08,09,11,14,15,16,21,22,24,25,26,27,32,34,36,37,42,43,45,48,49}}开：22有
279期：大头龙{{01,05,06,09,10,11,12,14,17,19,21,23,24,27,31,33,34,36,38,41,43,45,46,49}}开：27有
280期：大头龙{{01,03,04,07,08,11,12,17,19,20,21,22,23,24,30,32,33,35,36,38,40,44,47,49}}开：07有
281期：大头龙{{01,02,03,04,06,09,10,11,13,15,16,18,21,22,23,25,27,29,31,33,34,41,44,45}}开：24无
282期：大头龙{{02,05,06,07,09,10,11,12,16,17,21,22,23,31,32,33,34,37,40,41,42,47,48,49}}开：37有
283期：大头龙{{02,03,04,05,06,08,09,12,14,18,19,23,24,26,29,31,32,34,36,39,42,45,46,48}}开：10无
284期：大头龙{{02,04,05,06,07,10,12,16,17,19,20,21,23,27,28,32,34,35,36,39,40,45,46,49}}开：？？