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32,400,859 matroids, showing 8,401–8,450
| label ▼ | rank ⇅ | n ⇅ | #bases ⇅ | #automorphisms ⇅ | simple ⇅ | char set ⇅ | rs dim ⇅ | birational type ⇅ |
|---|---|---|---|---|---|---|---|---|
| 4.9.181813 | 4 | 9 | 101 | 1 | ✓ | all | 0 | empty |
| 4.9.181812 | 4 | 9 | 102 | 1 | ✓ | all | 1 | empty |
| 4.9.181811 | 4 | 9 | 104 | 1 | ✓ | all | 6 | rational |
| 4.9.181810 | 4 | 9 | 104 | 1 | ✓ | all but 2 | 2 | rational |
| 4.9.181809 | 4 | 9 | 104 | 1 | ✓ | all | 7 | empty |
| 4.9.181808 | 4 | 9 | 105 | 1 | ✓ | all | 1 | rational |
| 4.9.181807 | 4 | 9 | 102 | 2 | ✓ | all | 1 | rational |
| 4.9.181806 | 4 | 9 | 102 | 2 | ✓ | ∅ | -1 | rational |
| 4.9.181805 | 4 | 9 | 104 | 1 | ✓ | all | 1 | rational |
| 4.9.181804 | 4 | 9 | 105 | 2 | ✓ | all | 1 | rational |
| 4.9.181803 | 4 | 9 | 102 | 4 | ✓ | all but 2,3 | 1 | rational |
| 4.9.181802 | 4 | 9 | 103 | 4 | ✓ | all | 3 | rational |
| 4.9.181801 | 4 | 9 | 102 | 4 | ✓ | all but 2 | 1 | rational |
| 4.9.181800 | 4 | 9 | 103 | 4 | ✓ | all | 2 | rational |
| 4.9.181799 | 4 | 9 | 105 | 2 | ✓ | all | 2 | rational |
| 4.9.181798 | 4 | 9 | 105 | 4 | ✓ | all but 2,3 | 0 | rational |
| 4.9.181797 | 4 | 9 | 106 | 4 | ✓ | ∅ | -1 | rational |
| 4.9.181796 | 4 | 9 | 96 | 2 | ✓ | all | 1 | rational |
| 4.9.181795 | 4 | 9 | 97 | 1 | ✓ | {2} | -1 | rational |
| 4.9.181794 | 4 | 9 | 101 | 1 | ✓ | ∅ | -1 | rational |
| 4.9.181793 | 4 | 9 | 102 | 1 | ✓ | ∅ | -1 | rational |
| 4.9.181792 | 4 | 9 | 101 | 1 | ✓ | all | 3 | rational |
| 4.9.181791 | 4 | 9 | 102 | 1 | ✓ | all but 2 | 2 | rational |
| 4.9.181790 | 4 | 9 | 101 | 1 | ✓ | ∅ | -1 | rational |
| 4.9.181789 | 4 | 9 | 102 | 1 | ✓ | all | 2 | rational |
| 4.9.181788 | 4 | 9 | 102 | 1 | ✓ | all | 4 | rational |
| 4.9.181787 | 4 | 9 | 102 | 1 | ✓ | all but 2 | 1 | rational |
| 4.9.181786 | 4 | 9 | 103 | 1 | ✓ | all | 7 | rational |
| 4.9.181785 | 4 | 9 | 102 | 2 | ✓ | all | 1 | empty |
| 4.9.181784 | 4 | 9 | 103 | 2 | ✓ | all | 3 | empty |
| 4.9.181783 | 4 | 9 | 103 | 2 | ✓ | all | 3 | point over Q(a)/(a^2 + 1) |
| 4.9.181782 | 4 | 9 | 103 | 2 | ✓ | all but 2 | 1 | point over Q(a)/(a^2 - a + 1) |
| 4.9.181781 | 4 | 9 | 103 | 2 | ✓ | all but 2 | 1 | empty |
| 4.9.181780 | 4 | 9 | 104 | 2 | ✓ | all but 2 | 1 | rational |
| 4.9.181779 | 4 | 9 | 102 | 2 | ✓ | all | 2 | empty |
| 4.9.181778 | 4 | 9 | 103 | 2 | ✓ | all but 2,3 | 1 | empty |
| 4.9.181777 | 4 | 9 | 103 | 2 | ✓ | all | 3 | empty |
| 4.9.181776 | 4 | 9 | 103 | 2 | ✓ | all | 3 | empty |
| 4.9.181775 | 4 | 9 | 103 | 2 | ✓ | all | 3 | empty |
| 4.9.181774 | 4 | 9 | 104 | 2 | ✓ | all | 3 | empty |
| 4.9.181773 | 4 | 9 | 103 | 1 | ✓ | ∅ | -1 | empty |
| 4.9.181772 | 4 | 9 | 103 | 1 | ✓ | all but 2 | 1 | empty |
| 4.9.181771 | 4 | 9 | 104 | 1 | ✓ | all but 2 | 2 | empty |
| 4.9.181770 | 4 | 9 | 104 | 1 | ✓ | all but 2 | 1 | rational |
| 4.9.181769 | 4 | 9 | 104 | 1 | ✓ | all | 3 | rational |
| 4.9.181768 | 4 | 9 | 104 | 1 | ✓ | all | 8 | rational |
| 4.9.181767 | 4 | 9 | 104 | 1 | ✓ | all | 6 | empty |
| 4.9.181766 | 4 | 9 | 105 | 1 | ✓ | all | 1 | rational |
| 4.9.181765 | 4 | 9 | 100 | 4 | ✓ | all but 2,3,5,7 | 0 | empty |
| 4.9.181764 | 4 | 9 | 101 | 4 | ✓ | ∅ | -1 | empty |