279期：精算24码】≈02,03,05,06,07,10,11,15,16,19,22,23,24,25,26,29,30,31,35,36,44,45,48,49】开：10中
280期：精算24码】≈02,04,05,08,12,13,14,17,18,20,21,23,24,28,33,34,35,36,39,40,41,44,46,47】开：15错
281期：精算24码】≈01,02,04,07,12,14,15,17,18,20,21,23,24,26,30,33,35,36,38,40,43,44,45,48】开：//