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3,621,120 matroids, showing 1–50
| label ▼ | rank ⇅ | n ⇅ | #bases ⇅ | #automorphisms ⇅ | simple ⇅ | char set ⇅ | rs dim ⇅ | birational type ⇅ |
|---|---|---|---|---|---|---|---|---|
| 4.9.190202 | 4 | 9 | 8 | 96 | ✗ | all | 4 | rational |
| 4.9.190189 | 4 | 9 | 10 | 480 | ✗ | all | 4 | rational |
| 4.9.190171 | 4 | 9 | 12 | 144 | ✗ | all | 4 | rational |
| 4.9.190166 | 4 | 9 | 9 | 72 | ✗ | all | 4 | rational |
| 4.9.190141 | 4 | 9 | 19 | 8 | ✗ | all | 4 | rational |
| 4.9.190139 | 4 | 9 | 21 | 16 | ✗ | all | 4 | rational |
| 4.9.190118 | 4 | 9 | 28 | 32 | ✗ | all | 4 | rational |
| 4.9.190112 | 4 | 9 | 28 | 96 | ✗ | all | 4 | rational |
| 4.9.190086 | 4 | 9 | 24 | 8 | ✗ | all | 4 | rational |
| 4.9.190085 | 4 | 9 | 25 | 4 | ✗ | all | 4 | rational |
| 4.9.190079 | 4 | 9 | 28 | 24 | ✗ | all | 4 | rational |
| 4.9.190073 | 4 | 9 | 32 | 24 | ✗ | all | 4 | rational |
| 4.9.190071 | 4 | 9 | 34 | 72 | ✗ | all | 4 | rational |
| 4.9.190009 | 4 | 9 | 31 | 6 | ✗ | all | 4 | rational |
| 4.9.189987 | 4 | 9 | 41 | 4 | ✗ | all | 4 | rational |
| 4.9.189981 | 4 | 9 | 44 | 8 | ✗ | all | 4 | rational |
| 4.9.189976 | 4 | 9 | 44 | 8 | ✗ | all | 4 | rational |
| 4.9.189971 | 4 | 9 | 45 | 8 | ✗ | all | 4 | rational |
| 4.9.189954 | 4 | 9 | 45 | 12 | ✓ | all | 4 | rational |
| 4.9.189943 | 4 | 9 | 48 | 6 | ✓ | all | 4 | rational |
| 4.9.189942 | 4 | 9 | 49 | 6 | ✓ | all | 4 | rational |
| 4.9.189937 | 4 | 9 | 49 | 2 | ✓ | all | 4 | rational |
| 4.9.189933 | 4 | 9 | 50 | 16 | ✓ | all | 4 | rational |
| 4.9.189898 | 4 | 9 | 52 | 4 | ✓ | all | 4 | rational |
| 4.9.189897 | 4 | 9 | 53 | 12 | ✓ | all | 4 | rational |
| 4.9.189891 | 4 | 9 | 54 | 144 | ✓ | all | 4 | rational |
| 4.9.189886 | 4 | 9 | 9 | 288 | ✗ | all | 4 | rational |
| 4.9.189873 | 4 | 9 | 15 | 48 | ✗ | all | 4 | rational |
| 4.9.189869 | 4 | 9 | 18 | 72 | ✗ | all | 4 | rational |
| 4.9.189849 | 4 | 9 | 27 | 24 | ✗ | all | 4 | rational |
| 4.9.189841 | 4 | 9 | 30 | 216 | ✗ | all | 4 | rational |
| 4.9.189840 | 4 | 9 | 33 | 432 | ✗ | all | 4 | rational |
| 4.9.189827 | 4 | 9 | 36 | 288 | ✗ | all | 4 | rational |
| 4.9.189809 | 4 | 9 | 19 | 16 | ✗ | all | 4 | rational |
| 4.9.189805 | 4 | 9 | 21 | 32 | ✗ | all | 4 | rational |
| 4.9.189785 | 4 | 9 | 21 | 16 | ✗ | all | 4 | rational |
| 4.9.189784 | 4 | 9 | 23 | 16 | ✗ | all | 4 | rational |
| 4.9.189776 | 4 | 9 | 27 | 8 | ✗ | all | 4 | rational |
| 4.9.189748 | 4 | 9 | 33 | 16 | ✗ | all | 4 | rational |
| 4.9.189735 | 4 | 9 | 40 | 8 | ✗ | all | 4 | rational |
| 4.9.189717 | 4 | 9 | 41 | 48 | ✗ | all | 4 | rational |
| 4.9.189709 | 4 | 9 | 46 | 24 | ✗ | all | 4 | rational |
| 4.9.189706 | 4 | 9 | 50 | 48 | ✗ | all | 4 | rational |
| 4.9.189704 | 4 | 9 | 36 | 288 | ✗ | all | 4 | rational |
| 4.9.189702 | 4 | 9 | 43 | 48 | ✗ | all | 4 | rational |
| 4.9.189699 | 4 | 9 | 50 | 96 | ✗ | all | 4 | rational |
| 4.9.189695 | 4 | 9 | 47 | 12 | ✗ | all | 4 | rational |
| 4.9.189694 | 4 | 9 | 50 | 12 | ✗ | all | 4 | rational |
| 4.9.189687 | 4 | 9 | 50 | 24 | ✗ | all | 4 | rational |
| 4.9.189686 | 4 | 9 | 52 | 12 | ✗ | all | 4 | rational |