Search
32,400,859 matroids, showing 3,301–3,350
| label ▼ | rank ⇅ | n ⇅ | #bases ⇅ | #automorphisms ⇅ | simple ⇅ | char set ⇅ | rs dim ⇅ | birational type ⇅ |
|---|---|---|---|---|---|---|---|---|
| 4.9.186913 | 4 | 9 | 96 | 1 | ✓ | ∅ | -1 | rational |
| 4.9.186912 | 4 | 9 | 96 | 1 | ✓ | all | 1 | rational |
| 4.9.186911 | 4 | 9 | 96 | 1 | ✓ | ∅ | -1 | point over Q(a)/(a^2 - a + 1) |
| 4.9.186910 | 4 | 9 | 97 | 1 | ✓ | ∅ | -1 | rational |
| 4.9.186909 | 4 | 9 | 96 | 1 | ✓ | all | 2 | point over Q(a)/(a^2 - a - 1) |
| 4.9.186908 | 4 | 9 | 97 | 1 | ✓ | ∅ | -1 | rational |
| 4.9.186907 | 4 | 9 | 97 | 1 | ✓ | all | 2 | rational |
| 4.9.186906 | 4 | 9 | 97 | 1 | ✓ | all but 2 | 1 | rational |
| 4.9.186905 | 4 | 9 | 97 | 1 | ✓ | all | 3 | rational |
| 4.9.186904 | 4 | 9 | 98 | 1 | ✓ | all | 4 | rational |
| 4.9.186903 | 4 | 9 | 97 | 2 | ✓ | all | 3 | rational |
| 4.9.186902 | 4 | 9 | 97 | 1 | ✓ | all | 1 | rational |
| 4.9.186901 | 4 | 9 | 97 | 1 | ✓ | all | 3 | rational |
| 4.9.186900 | 4 | 9 | 97 | 1 | ✓ | ∅ | -1 | rational |
| 4.9.186899 | 4 | 9 | 98 | 1 | ✓ | ∅ | -1 | rational |
| 4.9.186898 | 4 | 9 | 97 | 1 | ✓ | all | 1 | rational |
| 4.9.186897 | 4 | 9 | 97 | 1 | ✓ | ∅ | -1 | rational |
| 4.9.186896 | 4 | 9 | 98 | 1 | ✓ | all | 1 | rational |
| 4.9.186895 | 4 | 9 | 98 | 1 | ✓ | all | 0 | rational |
| 4.9.186894 | 4 | 9 | 98 | 1 | ✓ | all | 1 | rational |
| 4.9.186893 | 4 | 9 | 98 | 1 | ✓ | {3} | -1 | rational |
| 4.9.186892 | 4 | 9 | 98 | 1 | ✓ | all but 2,3 | 0 | rational |
| 4.9.186891 | 4 | 9 | 99 | 1 | ✓ | all | 2 | rational |
| 4.9.186890 | 4 | 9 | 96 | 1 | ✓ | all | 2 | rational |
| 4.9.186889 | 4 | 9 | 97 | 1 | ✓ | all | 2 | rational |
| 4.9.186888 | 4 | 9 | 97 | 1 | ✓ | all | 2 | rational |
| 4.9.186887 | 4 | 9 | 97 | 1 | ✓ | ∅ | -1 | rational |
| 4.9.186886 | 4 | 9 | 98 | 1 | ✓ | ∅ | -1 | rational |
| 4.9.186885 | 4 | 9 | 97 | 1 | ✓ | all | 2 | rational |
| 4.9.186884 | 4 | 9 | 98 | 1 | ✓ | all | 2 | rational |
| 4.9.186883 | 4 | 9 | 97 | 1 | ✓ | all | 1 | rational |
| 4.9.186882 | 4 | 9 | 98 | 1 | ✓ | all | 2 | rational |
| 4.9.186881 | 4 | 9 | 97 | 1 | ✓ | ∅ | -1 | rational |
| 4.9.186880 | 4 | 9 | 98 | 1 | ✓ | ∅ | -1 | rational |
| 4.9.186879 | 4 | 9 | 97 | 1 | ✓ | all | 0 | rational |
| 4.9.186878 | 4 | 9 | 98 | 1 | ✓ | all | 1 | rational |
| 4.9.186877 | 4 | 9 | 98 | 1 | ✓ | all but 2,3 | 0 | rational |
| 4.9.186876 | 4 | 9 | 98 | 1 | ✓ | all but 2 | 1 | rational |
| 4.9.186875 | 4 | 9 | 99 | 1 | ✓ | all | 2 | rational |
| 4.9.186874 | 4 | 9 | 96 | 2 | ✓ | ∅ | -1 | empty |
| 4.9.186873 | 4 | 9 | 97 | 2 | ✓ | all | 3 | empty |
| 4.9.186872 | 4 | 9 | 97 | 1 | ✓ | all | 3 | rational |
| 4.9.186871 | 4 | 9 | 97 | 1 | ✓ | ∅ | -1 | rational |
| 4.9.186870 | 4 | 9 | 98 | 1 | ✓ | all | 3 | rational |
| 4.9.186869 | 4 | 9 | 97 | 1 | ✓ | all | 2 | rational |
| 4.9.186868 | 4 | 9 | 98 | 1 | ✓ | all | 4 | rational |
| 4.9.186867 | 4 | 9 | 97 | 1 | ✓ | all | 3 | rational |
| 4.9.186866 | 4 | 9 | 97 | 1 | ✓ | all but 2 | 1 | rational |
| 4.9.186865 | 4 | 9 | 98 | 1 | ✓ | ∅ | -1 | rational |
| 4.9.186864 | 4 | 9 | 97 | 1 | ✓ | all | 4 | rational |