243期：((06,16,20,21,22,25,33,34,36,37,39,41,43,44,47,49))开：21中中中
244期：((02,07,09,11,13,15,22,23,24,26,28,29,30,37,38,43))开：46错错错
245期：((01,03,09,11,15,18,20,22,30,32,42,44,45,47,48,49))开：18中中中
246期：((03,05,09,10,20,21,25,27,30,31,34,38,40,45,47,49))开：30中中中
247期：((01,02,05,07,12,18,21,23,24,26,29,32,33,36,43,46))开：40错错错
248期：((01,02,03,05,07,08,11,18,25,26,29,35,41,42,44,47))开：==？