280期：24码【【01,03,04,07,08,13,14,16,17,20,26,27,28,31,34,35,38,41,42,43,44,47,48,49】】开：20中
281期：24码【【01,05,08,11,13,16,20,22,23,24,26,27,29,32,33,34,36,40,41,42,44,45,47,49】】开：43x
282期：24码【【02,03,04,06,08,10,11,12,13,18,20,22,23,32,33,36,39,40,41,42,43,44,48,49】】开：//