Search
32,400,859 matroids, showing 18,601–18,650
| label ▼ | rank ⇅ | n ⇅ | #bases ⇅ | #automorphisms ⇅ | simple ⇅ | char set ⇅ | rs dim ⇅ | birational type ⇅ |
|---|---|---|---|---|---|---|---|---|
| 4.9.171613 | 4 | 9 | 108 | 1 | ✓ | all | 2 | rational |
| 4.9.171612 | 4 | 9 | 108 | 1 | ✓ | all | 1 | rational |
| 4.9.171611 | 4 | 9 | 108 | 1 | ✓ | ∅ | -1 | rational |
| 4.9.171610 | 4 | 9 | 109 | 1 | ✓ | all | 3 | rational |
| 4.9.171609 | 4 | 9 | 107 | 1 | ✓ | ∅ | -1 | rational |
| 4.9.171608 | 4 | 9 | 108 | 1 | ✓ | ∅ | -1 | rational |
| 4.9.171607 | 4 | 9 | 108 | 1 | ✓ | all | 5 | rational |
| 4.9.171606 | 4 | 9 | 109 | 1 | ✓ | all but 2 | 1 | rational |
| 4.9.171605 | 4 | 9 | 107 | 1 | ✓ | {2} | -1 | rational |
| 4.9.171604 | 4 | 9 | 108 | 1 | ✓ | all | 2 | rational |
| 4.9.171603 | 4 | 9 | 108 | 1 | ✓ | ∅ | -1 | rational |
| 4.9.171602 | 4 | 9 | 109 | 1 | ✓ | all but 2 | 0 | rational |
| 4.9.171601 | 4 | 9 | 107 | 1 | ✓ | all | 2 | rational over Q(a)/(a^2 - a - 1) |
| 4.9.171600 | 4 | 9 | 107 | 1 | ✓ | ∅ | -1 | rational |
| 4.9.171599 | 4 | 9 | 108 | 1 | ✓ | all | 2 | rational |
| 4.9.171598 | 4 | 9 | 107 | 1 | ✓ | all | 3 | rational |
| 4.9.171597 | 4 | 9 | 108 | 1 | ✓ | all | 3 | rational |
| 4.9.171596 | 4 | 9 | 108 | 1 | ✓ | all | 2 | rational |
| 4.9.171595 | 4 | 9 | 108 | 1 | ✓ | all | 2 | rational |
| 4.9.171594 | 4 | 9 | 109 | 1 | ✓ | all but 2 | 1 | rational |
| 4.9.171593 | 4 | 9 | 108 | 1 | ✓ | all but 2 | 1 | rational |
| 4.9.171592 | 4 | 9 | 108 | 1 | ✓ | all | 6 | rational |
| 4.9.171591 | 4 | 9 | 109 | 1 | ✓ | {2} | -1 | rational |
| 4.9.171590 | 4 | 9 | 108 | 1 | ✓ | all | 0 | rational |
| 4.9.171589 | 4 | 9 | 109 | 1 | ✓ | all but 2,3 | 1 | rational |
| 4.9.171588 | 4 | 9 | 109 | 1 | ✓ | all | 2 | rational |
| 4.9.171587 | 4 | 9 | 109 | 1 | ✓ | {2} | -1 | rational |
| 4.9.171586 | 4 | 9 | 110 | 1 | ✓ | all | 3 | rational |
| 4.9.171585 | 4 | 9 | 108 | 1 | ✓ | all | 1 | rational |
| 4.9.171584 | 4 | 9 | 108 | 1 | ✓ | all | 3 | rational |
| 4.9.171583 | 4 | 9 | 109 | 1 | ✓ | all | 1 | rational |
| 4.9.171582 | 4 | 9 | 108 | 1 | ✓ | all | 2 | rational |
| 4.9.171581 | 4 | 9 | 109 | 1 | ✓ | all | 2 | rational |
| 4.9.171580 | 4 | 9 | 109 | 1 | ✓ | all | 2 | rational |
| 4.9.171579 | 4 | 9 | 109 | 1 | ✓ | all but 2 | 2 | rational |
| 4.9.171578 | 4 | 9 | 109 | 1 | ✓ | all | 0 | rational |
| 4.9.171577 | 4 | 9 | 110 | 1 | ✓ | all | 4 | rational |
| 4.9.171576 | 4 | 9 | 108 | 1 | ✓ | all | 1 | rational |
| 4.9.171575 | 4 | 9 | 109 | 1 | ✓ | all | 2 | rational |
| 4.9.171574 | 4 | 9 | 109 | 1 | ✓ | all | 2 | rational |
| 4.9.171573 | 4 | 9 | 109 | 1 | ✓ | all | 2 | rational |
| 4.9.171572 | 4 | 9 | 110 | 1 | ✓ | all | 3 | rational |
| 4.9.171571 | 4 | 9 | 108 | 1 | ✓ | all | 2 | rational |
| 4.9.171570 | 4 | 9 | 108 | 1 | ✓ | all | 2 | rational |
| 4.9.171569 | 4 | 9 | 109 | 1 | ✓ | all | 3 | rational |
| 4.9.171568 | 4 | 9 | 109 | 1 | ✓ | all but 2 | 2 | rational |
| 4.9.171567 | 4 | 9 | 109 | 1 | ✓ | ∅ | -1 | rational |
| 4.9.171566 | 4 | 9 | 109 | 1 | ✓ | all | 1 | rational |
| 4.9.171565 | 4 | 9 | 110 | 1 | ✓ | all | 3 | rational |
| 4.9.171564 | 4 | 9 | 108 | 1 | ✓ | all | 2 | rational |