一、总览
历史期数
2,097
每期开出号码
20 个
号码范围
1 - 80
四数组合总数 C(80,4)
1,581,580
历史中出现过的组合
1,579,072
从未出现过的组合
2,508
出现率
99.841%
单组合最多出现次数
24 次
统计口径：把 1-80 的全部 C(80,4)=1,581,580 种 4 数组合逐一编号（colex 序），遍历每期开出的 C(20,4) 种组合累加。出现 0 次即「从未出现」。
二、出现次数分布
| 出现次数 | 组合数量 | 占比 | 分布 |
|---|---|---|---|
| 0 次（从未出现） | 2,508 | 0.1586% | |
| 1 次 | 16,567 | 1.0475% | |
| 2 次 | 52,916 | 3.3458% | |
| 3 次 | 113,275 | 7.1621% | |
| 4 次 | 181,795 | 11.4945% | |
| 5 次 | 233,766 | 14.7805% | |
| 6 次 | 250,553 | 15.8419% | |
| 7 次 | 229,989 | 14.5417% | |
| 8 次 | 184,624 | 11.6734% | |
| 9 次 | 131,941 | 8.3424% | |
| 10 次 | 84,812 | 5.3625% | |
| 11 次 | 49,276 | 3.1156% | |
| 12 次 | 26,485 | 1.6746% | |
| 13 次 | 13,192 | 0.8341% | |
| 14 次 | 5,909 | 0.3736% | |
| 15 次 | 2,487 | 0.1572% | |
| 16 次 | 979 | 0.0619% | |
| 17 次 | 321 | 0.0203% | |
| 18 次 | 129 | 0.0082% | |
| 19 次 | 41 | 0.0026% | |
| 20 次 | 14 | 0.0009% | |
| 21 次 | 0 | 0.0000% | |
| 22 次 | 0 | 0.0000% | |
| 23 次 | 0 | 0.0000% | |
| 24 次 | 1 | 0.0001% |
三、组合查询
输入 4 个不同的号码后点击查询。
四、从未出现过的四数组合
| 序号 | 四数组合 | 出现次数 |
|---|---|---|
| 801 | 11293260 | 0 |
| 802 | 24293560 | 0 |
| 803 | 08233660 | 0 |
| 804 | 20293660 | 0 |
| 805 | 22293760 | 0 |
| 806 | 18363960 | 0 |
| 807 | 04264060 | 0 |
| 808 | 20294060 | 0 |
| 809 | 26324060 | 0 |
| 810 | 23354060 | 0 |
| 811 | 24284260 | 0 |
| 812 | 09304260 | 0 |
| 813 | 22374260 | 0 |
| 814 | 06204460 | 0 |
| 815 | 22374460 | 0 |
| 816 | 28314560 | 0 |
| 817 | 02364560 | 0 |
| 818 | 18384560 | 0 |
| 819 | 09424560 | 0 |
| 820 | 18424560 | 0 |
| 821 | 18434560 | 0 |
| 822 | 35414760 | 0 |
| 823 | 25264960 | 0 |
| 824 | 26364960 | 0 |
| 825 | 13404960 | 0 |
| 826 | 06295160 | 0 |
| 827 | 27355160 | 0 |
| 828 | 16445160 | 0 |
| 829 | 05485260 | 0 |
| 830 | 06375360 | 0 |
| 831 | 26375360 | 0 |
| 832 | 29375360 | 0 |
| 833 | 29395360 | 0 |
| 834 | 31325460 | 0 |
| 835 | 35375460 | 0 |
| 836 | 04065560 | 0 |
| 837 | 07125560 | 0 |
| 838 | 07225560 | 0 |
| 839 | 17225560 | 0 |
| 840 | 07395560 | 0 |
| 841 | 40455560 | 0 |
| 842 | 40475560 | 0 |
| 843 | 41425760 | 0 |
| 844 | 07355860 | 0 |
| 845 | 18385860 | 0 |
| 846 | 36435860 | 0 |
| 847 | 22265960 | 0 |
| 848 | 23385960 | 0 |
| 849 | 02102261 | 0 |
| 850 | 02192361 | 0 |
| 851 | 03092461 | 0 |
| 852 | 06192761 | 0 |
| 853 | 19232861 | 0 |
| 854 | 20222961 | 0 |
| 855 | 22252961 | 0 |
| 856 | 20233161 | 0 |
| 857 | 15233261 | 0 |
| 858 | 08313261 | 0 |
| 859 | 24313661 | 0 |
| 860 | 22313761 | 0 |
| 861 | 20223961 | 0 |
| 862 | 28324161 | 0 |
| 863 | 20334161 | 0 |
| 864 | 23414361 | 0 |
| 865 | 18424561 | 0 |
| 866 | 19214761 | 0 |
| 867 | 19364761 | 0 |
| 868 | 13194861 | 0 |
| 869 | 13294861 | 0 |
| 870 | 11334861 | 0 |
| 871 | 24364861 | 0 |
| 872 | 37384861 | 0 |
| 873 | 03104961 | 0 |
| 874 | 10294961 | 0 |
| 875 | 22484961 | 0 |
| 876 | 19215061 | 0 |
| 877 | 19235161 | 0 |
| 878 | 05395161 | 0 |
| 879 | 25425161 | 0 |
| 880 | 20245361 | 0 |
| 881 | 25405361 | 0 |
| 882 | 48495361 | 0 |
| 883 | 25505361 | 0 |
| 884 | 10195561 | 0 |
| 885 | 15415561 | 0 |
| 886 | 43455561 | 0 |
| 887 | 38485561 | 0 |
| 888 | 28415661 | 0 |
| 889 | 38485661 | 0 |
| 890 | 41545661 | 0 |
| 891 | 38485761 | 0 |
| 892 | 46545761 | 0 |
| 893 | 07456061 | 0 |
| 894 | 34456061 | 0 |
| 895 | 35516061 | 0 |
| 896 | 38556061 | 0 |
| 897 | 02070962 | 0 |
| 898 | 06243162 | 0 |
| 899 | 09173562 | 0 |
| 900 | 11173562 | 0 |
每行是一组在全部历史开奖中都未出现过的组合。
五、出现次数最多的组合 Top 50
| 排名 | 组合 | 出现次数 |
|---|---|---|
| 1 | 15284870 | 24 |
| 2 | 03193880 | 20 |
| 3 | 03061373 | 20 |
| 4 | 03144648 | 20 |
| 5 | 14626874 | 20 |
| 6 | 01104754 | 20 |
| 7 | 12455164 | 20 |
| 8 | 19264153 | 20 |
| 9 | 11387173 | 20 |
| 10 | 27647378 | 20 |
| 11 | 11166162 | 20 |
| 12 | 02697378 | 20 |
| 13 | 02104859 | 20 |
| 14 | 01216369 | 20 |
| 15 | 21527071 | 20 |
| 16 | 10193253 | 19 |
| 17 | 08596162 | 19 |
| 18 | 02061758 | 19 |
| 19 | 02233745 | 19 |
| 20 | 15546077 | 19 |
| 21 | 14235873 | 19 |
| 22 | 52647178 | 19 |
| 23 | 17275369 | 19 |
| 24 | 08324174 | 19 |
| 25 | 10163554 | 19 |
| 26 | 18596673 | 19 |
| 27 | 13142370 | 19 |
| 28 | 02245079 | 19 |
| 29 | 27547778 | 19 |
| 30 | 15254563 | 19 |
| 31 | 13142848 | 19 |
| 32 | 11166171 | 19 |
| 33 | 14587174 | 19 |
| 34 | 40414853 | 19 |
| 35 | 03273651 | 19 |
| 36 | 11556569 | 19 |
| 37 | 01444978 | 19 |
| 38 | 08596366 | 19 |
| 39 | 01435354 | 19 |
| 40 | 08525666 | 19 |
| 41 | 12505367 | 19 |
| 42 | 11386271 | 19 |
| 43 | 11303254 | 19 |
| 44 | 09313664 | 19 |
| 45 | 08355963 | 19 |
| 46 | 06405758 | 19 |
| 47 | 05091956 | 19 |
| 48 | 03134773 | 19 |
| 49 | 06084758 | 19 |
| 50 | 06214952 | 19 |
六、开奖数据（共 2,097 期）
| 期号 | 开奖日期 | 开奖号码 |
|---|---|---|
| 2021286 | 2021-10-27 | 1516192324293436373954565859606162677677 |
| 2021287 | 2021-10-28 | 0106071112363941425152545556586468697376 |
| 2021288 | 2021-10-29 | 0103050617232734364052535759606668707180 |
| 2021289 | 2021-10-30 | 0511131524394243454750515758626672737480 |
| 2021290 | 2021-10-31 | 0103050610141627282930384648545859686976 |
| 2021291 | 2021-11-01 | 0507101131323439434445464751525660666979 |
| 2021292 | 2021-11-02 | 0209121819212327293031343941425253587071 |
| 2021293 | 2021-11-03 | 0709101617232628303639485260626364687478 |
| 2021294 | 2021-11-04 | 0411152021242529303241444647505154566575 |
| 2021295 | 2021-11-05 | 0205071013161729343541434446475457646880 |
| 2021296 | 2021-11-06 | 0204071222243132374448505457626671757679 |
| 2021297 | 2021-11-07 | 0610111217183438434749535459616669717377 |
| 2021298 | 2021-11-08 | 0213192126272831333437445152576162677880 |
| 2021299 | 2021-11-09 | 0507141518192834363743465055565869717275 |
| 2021300 | 2021-11-10 | 0207080913152431365154565760676973757778 |
| 2021301 | 2021-11-11 | 0609121416172126293031343549505960666772 |
| 2021302 | 2021-11-12 | 0305080919313738435156575960616267687580 |
| 2021303 | 2021-11-13 | 0506081317202127343741506061656667697475 |
| 2021304 | 2021-11-14 | 1416172122242527282932394147485071747576 |
| 2021305 | 2021-11-15 | 0204070826303233454853545562636567737778 |
| 2021306 | 2021-11-16 | 0310132127283136384149515263656770717478 |
| 2021307 | 2021-11-17 | 0204081012283135363841485051575963667578 |
| 2021308 | 2021-11-18 | 0203050813151726273335424750606164697678 |
| 2021309 | 2021-11-19 | 0405061416212234353644495058606169727376 |
| 2021310 | 2021-11-20 | 0405213133353740414648495053575960687177 |
| 2021311 | 2021-11-21 | 1112152024272832415052546468697071777879 |
| 2021312 | 2021-11-22 | 0108101114161825363740506067686973767779 |
| 2021313 | 2021-11-23 | 0102061213151619252945495053556064686979 |
| 2021314 | 2021-11-24 | 0116222325293241434450515463656671727375 |
| 2021315 | 2021-11-25 | 0514152829313539485759606163646772757880 |
| 2021316 | 2021-11-26 | 0607091416202733384451636465697376787980 |
| 2021317 | 2021-11-27 | 1112131416172123252739435153566162636673 |
| 2021318 | 2021-11-28 | 0109132021253037424449535455565766677077 |
| 2021319 | 2021-11-29 | 0304121617202334404548495156647375777880 |
| 2021320 | 2021-11-30 | 0810152225262932343945465052555662636669 |
| 2021321 | 2021-12-01 | 0812242730333435374043445657606769727379 |
| 2021322 | 2021-12-02 | 0102091315212337434550535458656668737475 |
| 2021323 | 2021-12-03 | 0207081326272834425253545556596062666772 |
| 2021324 | 2021-12-04 | 0310172223293035545657596061656670717273 |
| 2021325 | 2021-12-05 | 0102101627324243444752555658606465666877 |
| 2021326 | 2021-12-06 | 0109103437404143485253545759636869717577 |
| 2021327 | 2021-12-07 | 0203060712131923262830353743444754707374 |
| 2021328 | 2021-12-08 | 1011121622262728293240505254626469707578 |
| 2021329 | 2021-12-09 | 0512151725262930384249535658596264717477 |
| 2021330 | 2021-12-10 | 0405082122313438414555586162646569717478 |
| 2021331 | 2021-12-11 | 0405101213182123273841484955565759697071 |
| 2021332 | 2021-12-12 | 0104050709111523263942585962646668697374 |
| 2021333 | 2021-12-13 | 0203040918202328424647505152565962637072 |
| 2021334 | 2021-12-14 | 0607111214151722252831323642474857627374 |
| 2021335 | 2021-12-15 | 0409131516182029354143444752545961657172 |