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32,400,859 matroids, showing 18,201–18,250
| label ▼ | rank ⇅ | n ⇅ | #bases ⇅ | #automorphisms ⇅ | simple ⇅ | char set ⇅ | rs dim ⇅ | birational type ⇅ |
|---|---|---|---|---|---|---|---|---|
| 4.9.172013 | 4 | 9 | 108 | 2 | ✓ | all | 1 | rational |
| 4.9.172012 | 4 | 9 | 108 | 2 | ✓ | all | 2 | empty |
| 4.9.172011 | 4 | 9 | 109 | 2 | ✓ | all but 2 | 1 | rational |
| 4.9.172010 | 4 | 9 | 108 | 8 | ✓ | all | 2 | rational |
| 4.9.172009 | 4 | 9 | 109 | 4 | ✓ | all | 1 | empty |
| 4.9.172008 | 4 | 9 | 108 | 8 | ✓ | all | 2 | rational |
| 4.9.172007 | 4 | 9 | 109 | 4 | ✓ | all | 1 | rational |
| 4.9.172006 | 4 | 9 | 110 | 8 | ✓ | all | 4 | rational |
| 4.9.172005 | 4 | 9 | 107 | 2 | ✓ | all | 2 | rational |
| 4.9.172004 | 4 | 9 | 108 | 2 | ✓ | all | 4 | rational |
| 4.9.172003 | 4 | 9 | 107 | 2 | ✓ | all | 3 | rational over Q(a)/(a^2 - a + 1) |
| 4.9.172002 | 4 | 9 | 108 | 1 | ✓ | all but 2,3,5,7 | 0 | rational |
| 4.9.172001 | 4 | 9 | 108 | 2 | ✓ | all | 4 | rational |
| 4.9.172000 | 4 | 9 | 108 | 1 | ✓ | all but 2,3,7 | 0 | rational |
| 4.9.171999 | 4 | 9 | 109 | 1 | ✓ | all | 2 | rational |
| 4.9.171998 | 4 | 9 | 108 | 4 | ✓ | all | 2 | empty |
| 4.9.171997 | 4 | 9 | 109 | 2 | ✓ | all but 2,3,5,7 | 0 | rational |
| 4.9.171996 | 4 | 9 | 108 | 4 | ✓ | all | 3 | rational |
| 4.9.171995 | 4 | 9 | 109 | 2 | ✓ | all | 2 | rational |
| 4.9.171994 | 4 | 9 | 110 | 4 | ✓ | all | 2 | rational |
| 4.9.171993 | 4 | 9 | 107 | 1 | ✓ | all but 2 | 3 | rational |
| 4.9.171992 | 4 | 9 | 108 | 1 | ✓ | all but 2 | 1 | rational |
| 4.9.171991 | 4 | 9 | 107 | 1 | ✓ | all | 1 | rational |
| 4.9.171990 | 4 | 9 | 108 | 1 | ✓ | all | 3 | rational |
| 4.9.171989 | 4 | 9 | 108 | 1 | ✓ | all | 1 | rational |
| 4.9.171988 | 4 | 9 | 108 | 1 | ✓ | all but 2 | 1 | rational |
| 4.9.171987 | 4 | 9 | 109 | 1 | ✓ | all but 2 | 1 | rational |
| 4.9.171986 | 4 | 9 | 108 | 1 | ✓ | ∅ | -1 | rational |
| 4.9.171985 | 4 | 9 | 108 | 1 | ✓ | ∅ | -1 | rational |
| 4.9.171984 | 4 | 9 | 108 | 1 | ✓ | all | 1 | rational |
| 4.9.171983 | 4 | 9 | 109 | 1 | ✓ | all | 1 | rational |
| 4.9.171982 | 4 | 9 | 108 | 1 | ✓ | ∅ | -1 | rational |
| 4.9.171981 | 4 | 9 | 108 | 1 | ✓ | ∅ | -1 | rational |
| 4.9.171980 | 4 | 9 | 109 | 1 | ✓ | all | 3 | rational |
| 4.9.171979 | 4 | 9 | 108 | 1 | ✓ | all | 2 | rational |
| 4.9.171978 | 4 | 9 | 109 | 1 | ✓ | {2} | -1 | rational |
| 4.9.171977 | 4 | 9 | 108 | 1 | ✓ | all | 2 | rational |
| 4.9.171976 | 4 | 9 | 108 | 1 | ✓ | all but 2 | 3 | rational |
| 4.9.171975 | 4 | 9 | 109 | 1 | ✓ | all but 2 | 1 | rational |
| 4.9.171974 | 4 | 9 | 109 | 1 | ✓ | all | 4 | rational |
| 4.9.171973 | 4 | 9 | 109 | 1 | ✓ | all | 2 | rational |
| 4.9.171972 | 4 | 9 | 109 | 1 | ✓ | all | 2 | rational |
| 4.9.171971 | 4 | 9 | 110 | 1 | ✓ | all | 1 | rational |
| 4.9.171970 | 4 | 9 | 108 | 1 | ✓ | all | 1 | rational |
| 4.9.171969 | 4 | 9 | 109 | 1 | ✓ | all | 4 | rational |
| 4.9.171968 | 4 | 9 | 108 | 1 | ✓ | all | 4 | rational |
| 4.9.171967 | 4 | 9 | 109 | 1 | ✓ | all | 1 | rational |
| 4.9.171966 | 4 | 9 | 109 | 1 | ✓ | all but 2 | 1 | rational |
| 4.9.171965 | 4 | 9 | 109 | 1 | ✓ | all | 2 | rational |
| 4.9.171964 | 4 | 9 | 110 | 1 | ✓ | ∅ | -1 | rational |