281期：16码[[05,15,19,23,26,27,28,33,34,37,40,41,43,45,48,49]]开：43√
282期：16码[[01,06,09,11,14,16,33,35,39,40,41,42,43,44,47,49]]开：34x
283期：16码[[01,06,07,11,12,15,19,21,26,28,29,34,35,46,47,49]]开：18x
284期：16码[[03,05,07,09,11,14,21,25,26,28,29,30,31,35,37,44]]开：//