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 |
|---|---|---|
| 101 | 13233335 | 0 |
| 102 | 16263335 | 0 |
| 103 | 11333435 | 0 |
| 104 | 05121336 | 0 |
| 105 | 01051536 | 0 |
| 106 | 12161736 | 0 |
| 107 | 11212236 | 0 |
| 108 | 18202336 | 0 |
| 109 | 05132436 | 0 |
| 110 | 10142436 | 0 |
| 111 | 10192436 | 0 |
| 112 | 05103036 | 0 |
| 113 | 23293036 | 0 |
| 114 | 06103136 | 0 |
| 115 | 06243136 | 0 |
| 116 | 10113336 | 0 |
| 117 | 14182037 | 0 |
| 118 | 06132237 | 0 |
| 119 | 09252937 | 0 |
| 120 | 06103137 | 0 |
| 121 | 06133137 | 0 |
| 122 | 01173337 | 0 |
| 123 | 04053437 | 0 |
| 124 | 02153637 | 0 |
| 125 | 01223637 | 0 |
| 126 | 22233637 | 0 |
| 127 | 04050638 | 0 |
| 128 | 04121538 | 0 |
| 129 | 03052138 | 0 |
| 130 | 02052338 | 0 |
| 131 | 03052438 | 0 |
| 132 | 15182438 | 0 |
| 133 | 18212438 | 0 |
| 134 | 01232438 | 0 |
| 135 | 03162638 | 0 |
| 136 | 19212838 | 0 |
| 137 | 01072938 | 0 |
| 138 | 03222938 | 0 |
| 139 | 15193138 | 0 |
| 140 | 10303138 | 0 |
| 141 | 14233238 | 0 |
| 142 | 23303238 | 0 |
| 143 | 04123438 | 0 |
| 144 | 15173438 | 0 |
| 145 | 20213438 | 0 |
| 146 | 10313438 | 0 |
| 147 | 21223638 | 0 |
| 148 | 01263638 | 0 |
| 149 | 17263638 | 0 |
| 150 | 13333638 | 0 |
| 151 | 22363738 | 0 |
| 152 | 03041639 | 0 |
| 153 | 04051639 | 0 |
| 154 | 07121939 | 0 |
| 155 | 15212239 | 0 |
| 156 | 04162439 | 0 |
| 157 | 08242639 | 0 |
| 158 | 01053039 | 0 |
| 159 | 25283039 | 0 |
| 160 | 04163139 | 0 |
| 161 | 04203139 | 0 |
| 162 | 16213139 | 0 |
| 163 | 12143339 | 0 |
| 164 | 01173339 | 0 |
| 165 | 17293339 | 0 |
| 166 | 03123439 | 0 |
| 167 | 02193639 | 0 |
| 168 | 26363839 | 0 |
| 169 | 01040540 | 0 |
| 170 | 03040540 | 0 |
| 171 | 03041040 | 0 |
| 172 | 04051040 | 0 |
| 173 | 04051740 | 0 |
| 174 | 10131740 | 0 |
| 175 | 01142240 | 0 |
| 176 | 18222640 | 0 |
| 177 | 07092840 | 0 |
| 178 | 03102940 | 0 |
| 179 | 17222940 | 0 |
| 180 | 12293040 | 0 |
| 181 | 06123140 | 0 |
| 182 | 09273140 | 0 |
| 183 | 21303140 | 0 |
| 184 | 17303540 | 0 |
| 185 | 09133640 | 0 |
| 186 | 02203640 | 0 |
| 187 | 08273640 | 0 |
| 188 | 09313640 | 0 |
| 189 | 09343640 | 0 |
| 190 | 10133840 | 0 |
| 191 | 29353840 | 0 |
| 192 | 01293940 | 0 |
| 193 | 05143041 | 0 |
| 194 | 14153041 | 0 |
| 195 | 03143241 | 0 |
| 196 | 04063341 | 0 |
| 197 | 15333841 | 0 |
| 198 | 03293941 | 0 |
| 199 | 17303941 | 0 |
| 200 | 10373941 | 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 |
|---|---|---|
| 2021086 | 2021-04-06 | 0103050915192127334047515356575859607071 |
| 2021087 | 2021-04-07 | 0103091314172030313637414647485064687077 |
| 2021088 | 2021-04-08 | 0312151821263839404244525965667174757678 |
| 2021089 | 2021-04-09 | 0206131517202330394344455253565961667476 |
| 2021090 | 2021-04-10 | 0709101415161721243943445055576163667580 |
| 2021091 | 2021-04-11 | 0103061213202122263947485155565766687980 |
| 2021092 | 2021-04-12 | 0304080918233133343649555759616364667579 |
| 2021093 | 2021-04-13 | 0509151619202225262735434560656869707276 |
| 2021094 | 2021-04-14 | 0103040507122124263642545556586165697279 |
| 2021095 | 2021-04-15 | 0104060715222428353739465160656770747577 |
| 2021096 | 2021-04-16 | 0913141722262832364146485156606367707677 |
| 2021097 | 2021-04-17 | 0207081519262737384349575960666768697374 |
| 2021098 | 2021-04-18 | 0102041213162028313641424651606162697678 |
| 2021099 | 2021-04-19 | 0308091016212730333435384346495054606264 |
| 2021100 | 2021-04-20 | 0305092028323437434445505460677072787980 |
| 2021101 | 2021-04-21 | 0203060910131923344044454854565965677077 |
| 2021102 | 2021-04-22 | 0408101214272831323639454650516364667478 |
| 2021103 | 2021-04-23 | 0217192022232532334042474958596667777879 |
| 2021104 | 2021-04-24 | 0107151621243840414549555659636770747678 |
| 2021105 | 2021-04-25 | 0809121315222324294651596162656667727678 |
| 2021106 | 2021-04-26 | 0710111213161821293940434751565968727579 |
| 2021107 | 2021-04-27 | 0305131718223031374350535455567275787980 |
| 2021108 | 2021-04-28 | 0102041216172126353840495253556263727779 |
| 2021109 | 2021-04-29 | 0109121518232732333842434446475255576263 |
| 2021110 | 2021-04-30 | 0107080912142334354348535456676971777880 |
| 2021111 | 2021-05-01 | 0311121522233142454850535657606367737677 |
| 2021112 | 2021-05-02 | 1213182325303141444549505455575860677477 |
| 2021113 | 2021-05-03 | 0409121516232526293047484951526371727380 |
| 2021114 | 2021-05-04 | 0208101718202931353740434551555867737779 |
| 2021115 | 2021-05-05 | 0102050710142127333638414452545659667071 |
| 2021116 | 2021-05-06 | 0305101519232728323442434849535865677377 |
| 2021117 | 2021-05-07 | 0102040608091314232728293033394661707379 |
| 2021118 | 2021-05-08 | 0307101719242627283235394146475662677576 |
| 2021119 | 2021-05-09 | 0409182021283032394041464853556072737477 |
| 2021120 | 2021-05-10 | 0206091317222533383942454850525961717879 |
| 2021121 | 2021-05-11 | 0608091011132325273236536367687374757879 |
| 2021122 | 2021-05-12 | 0105061112131923353749596064676869727880 |
| 2021123 | 2021-05-13 | 0204050910111415262830324850516163697578 |
| 2021124 | 2021-05-14 | 0206121521283135364142444757687375777879 |
| 2021125 | 2021-05-15 | 0509111213141819223540434449616369777880 |
| 2021126 | 2021-05-16 | 0205192425262933394042434546565961697779 |
| 2021127 | 2021-05-17 | 0205071114151620232425303346516264656973 |
| 2021128 | 2021-05-18 | 0102071219212235404750515556626368757980 |
| 2021129 | 2021-05-19 | 0812131415162730364453555658606162647375 |
| 2021130 | 2021-05-20 | 0114212224283741434445495354616369737480 |
| 2021131 | 2021-05-21 | 0405091924313436424347566467707176777880 |
| 2021132 | 2021-05-22 | 0107091011131417192022304151525360636770 |
| 2021133 | 2021-05-23 | 0304101427293236384445464748505363717477 |
| 2021134 | 2021-05-24 | 0105121321223132394448555657606162667677 |
| 2021135 | 2021-05-25 | 0405060709123233404243475059616466676979 |