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220 matroids, showing 1–50
| label ▲ | rank ⇅ | n ⇅ | #bases ⇅ | #automorphisms ⇅ | simple ⇅ | char set ⇅ | rs dim ⇅ | birational type ⇅ |
|---|---|---|---|---|---|---|---|---|
| 4.9.187438 | 4 | 9 | 75 | 12 | ✓ | ∅ | -1 | rational |
| 4.9.188410 | 4 | 9 | 69 | 4 | ✗ | ∅ | -1 | rational |
| 4.9.188423 | 4 | 9 | 64 | 8 | ✗ | all | 1 | rational |
| 4.9.188472 | 4 | 9 | 66 | 4 | ✗ | all | 3 | rational |
| 4.9.188542 | 4 | 9 | 64 | 32 | ✗ | all | 1 | rational |
| 4.9.188570 | 4 | 9 | 61 | 4 | ✗ | all but 2 | 1 | rational |
| 4.9.188573 | 4 | 9 | 55 | 8 | ✗ | all | 2 | rational |
| 4.9.188576 | 4 | 9 | 60 | 16 | ✗ | ∅ | -1 | rational |
| 4.9.188583 | 4 | 9 | 54 | 48 | ✗ | all | 4 | rational |
| 4.9.188585 | 4 | 9 | 52 | 16 | ✗ | all | 2 | rational |
| 4.9.188586 | 4 | 9 | 48 | 384 | ✗ | all | 2 | rational |
| 4.9.188723 | 4 | 9 | 45 | 8 | ✗ | all but 2,3 | 1 | rational |
| 4.9.188778 | 4 | 9 | 56 | 24 | ✗ | all | 3 | rational |
| 4.9.188780 | 4 | 9 | 48 | 144 | ✗ | all | 1 | rational |
| 4.9.188826 | 4 | 9 | 40 | 8 | ✗ | ∅ | -1 | rational |
| 4.9.189412 | 4 | 9 | 60 | 16 | ✗ | all | 0 | rational |
| 4.9.189414 | 4 | 9 | 59 | 4 | ✗ | all | 3 | rational |
| 4.9.189415 | 4 | 9 | 56 | 16 | ✗ | ∅ | -1 | rational |
| 4.9.189416 | 4 | 9 | 48 | 16 | ✗ | ∅ | -1 | rational |
| 4.9.189455 | 4 | 9 | 57 | 16 | ✗ | all | 3 | rational |
| 4.9.189457 | 4 | 9 | 53 | 8 | ✗ | all | 4 | rational |
| 4.9.189458 | 4 | 9 | 51 | 16 | ✗ | all | 3 | rational |
| 4.9.189460 | 4 | 9 | 56 | 16 | ✗ | all | 3 | rational |
| 4.9.189461 | 4 | 9 | 50 | 8 | ✗ | ∅ | -1 | rational |
| 4.9.189462 | 4 | 9 | 42 | 16 | ✗ | ∅ | -1 | rational |
| 4.9.189465 | 4 | 9 | 52 | 96 | ✗ | all but 2,5 | 0 | rational |
| 4.9.189467 | 4 | 9 | 52 | 32 | ✗ | all | 3 | rational |
| 4.9.189468 | 4 | 9 | 48 | 32 | ✗ | all | 2 | rational |
| 4.9.189469 | 4 | 9 | 40 | 96 | ✗ | all | 3 | rational |
| 4.9.189519 | 4 | 9 | 40 | 8 | ✗ | all | 4 | rational |
| 4.9.189520 | 4 | 9 | 32 | 48 | ✗ | all | 4 | rational |
| 4.9.189638 | 4 | 9 | 55 | 16 | ✗ | all | 3 | rational |
| 4.9.189639 | 4 | 9 | 52 | 16 | ✗ | all | 6 | rational |
| 4.9.189641 | 4 | 9 | 48 | 64 | ✗ | ∅ | -1 | rational |
| 4.9.189645 | 4 | 9 | 54 | 8 | ✗ | all but 2 | 1 | rational |
| 4.9.189647 | 4 | 9 | 49 | 8 | ✗ | all | 5 | rational |
| 4.9.189649 | 4 | 9 | 47 | 16 | ✗ | ∅ | -1 | rational |
| 4.9.189650 | 4 | 9 | 45 | 32 | ✗ | all but 2,3 | 0 | rational |
| 4.9.189651 | 4 | 9 | 44 | 32 | ✗ | {2} | -1 | rational |
| 4.9.189653 | 4 | 9 | 48 | 32 | ✗ | all | 1 | rational |
| 4.9.189654 | 4 | 9 | 46 | 16 | ✗ | all | 5 | rational |
| 4.9.189655 | 4 | 9 | 40 | 32 | ✗ | all | 3 | rational |
| 4.9.189657 | 4 | 9 | 40 | 32 | ✗ | all | 2 | rational |
| 4.9.189658 | 4 | 9 | 38 | 16 | ✗ | all | 3 | rational |
| 4.9.189659 | 4 | 9 | 32 | 64 | ✗ | all | 2 | rational |
| 4.9.189694 | 4 | 9 | 50 | 12 | ✗ | all | 4 | rational |
| 4.9.189695 | 4 | 9 | 47 | 12 | ✗ | all | 4 | rational |
| 4.9.189697 | 4 | 9 | 45 | 48 | ✗ | all | 2 | rational |
| 4.9.189698 | 4 | 9 | 44 | 48 | ✗ | all | 2 | rational |
| 4.9.189701 | 4 | 9 | 48 | 48 | ✗ | ∅ | -1 | rational |