281期、、、、、、、、、、、01,03,06,09,11,12,13,14,17,18,19,21,23,24,25,26,29,31,35,36,37,42,43,44,45,47,48,49@开:24对
282期、、、、、、、、、、、01,05,07,09,10,12,13,14,16,18,21,22,23,24,30,31,32,33,34,36,37,38,39,41,44,46,48,49@开:37对
283期、、、、、、、、、、、03,04,07,08,11,12,13,14,18,23,24,25,27,28,30,31,34,35,38,40,41,43,44,45,46,47,48,49@开:10错
284期、、、、、、、、、、、02,04,06,07,08,11,14,15,16,18,22,23,24,25,27,29,30,31,32,33,34,36,39,42,43,47,48,49@开:=--=