261期→→随手24码→→04,05,06,10,11,13,14,20,22,23,26,27,29,32,36,39,40,41,42,43,44,45,46,49】→→开：20对
262期→→随手24码→→01,03,04,10,11,12,15,17,18,19,20,22,23,27,28,30,36,37,41,42,43,45,47,49】→→开：49对
263期→→随手24码→→03,05,14,15,16,18,21,22,24,27,28,30,31,36,37,38,39,40,41,43,44,46,47,49】→→开：？