255期：（寻码）《02,05,07,09,10,12,13,16,17,18,21,22,23,27,28,29,31,35,36,39,41,44,46,49》开：36对
256期：（寻码）《04,07,10,11,13,15,17,18,19,22,23,24,25,26,27,29,33,34,36,38,39,41,42,47》开：19对
257期：（寻码）《01,02,09,10,11,12,15,16,19,20,21,22,23,26,28,32,33,34,35,39,41,42,44,48》开：？？