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4,237,950 matroids, showing 1–50
| label ▼ | rank ⇅ | n ⇅ | #bases ⇅ | #automorphisms ⇅ | simple ⇅ | char set ⇅ | rs dim ⇅ | birational type ⇅ |
|---|---|---|---|---|---|---|---|---|
| 4.9.190210 | 4 | 9 | 4 | 288 | ✗ | ∅ | -1 | rational |
| 4.9.190198 | 4 | 9 | 6 | 288 | ✗ | ∅ | -1 | rational |
| 4.9.190194 | 4 | 9 | 11 | 24 | ✗ | ∅ | -1 | rational |
| 4.9.190188 | 4 | 9 | 12 | 96 | ✗ | ∅ | -1 | rational |
| 4.9.190180 | 4 | 9 | 18 | 96 | ✗ | ∅ | -1 | rational |
| 4.9.190174 | 4 | 9 | 7 | 72 | ✗ | {5} | -1 | rational |
| 4.9.190169 | 4 | 9 | 15 | 720 | ✗ | ∅ | -1 | rational |
| 4.9.190156 | 4 | 9 | 17 | 24 | ✗ | ∅ | -1 | rational |
| 4.9.190153 | 4 | 9 | 19 | 24 | ✗ | ∅ | -1 | rational |
| 4.9.190151 | 4 | 9 | 18 | 96 | ✗ | ∅ | -1 | rational |
| 4.9.190143 | 4 | 9 | 16 | 96 | ✗ | ∅ | -1 | rational |
| 4.9.190137 | 4 | 9 | 21 | 24 | ✗ | ∅ | -1 | rational |
| 4.9.190134 | 4 | 9 | 18 | 144 | ✗ | ∅ | -1 | rational |
| 4.9.190131 | 4 | 9 | 22 | 24 | ✗ | ∅ | -1 | rational |
| 4.9.190126 | 4 | 9 | 24 | 72 | ✗ | ∅ | -1 | rational |
| 4.9.190123 | 4 | 9 | 30 | 72 | ✗ | ∅ | -1 | rational |
| 4.9.190120 | 4 | 9 | 25 | 240 | ✗ | ∅ | -1 | rational |
| 4.9.190114 | 4 | 9 | 31 | 16 | ✗ | ∅ | -1 | rational |
| 4.9.190113 | 4 | 9 | 32 | 32 | ✗ | ∅ | -1 | rational |
| 4.9.190101 | 4 | 9 | 21 | 36 | ✗ | ∅ | -1 | rational |
| 4.9.190098 | 4 | 9 | 27 | 144 | ✗ | ∅ | -1 | rational |
| 4.9.190094 | 4 | 9 | 18 | 16 | ✗ | ∅ | -1 | rational |
| 4.9.190090 | 4 | 9 | 21 | 8 | ✗ | ∅ | -1 | rational |
| 4.9.190084 | 4 | 9 | 26 | 16 | ✗ | ∅ | -1 | rational |
| 4.9.190082 | 4 | 9 | 26 | 4 | ✗ | ∅ | -1 | rational |
| 4.9.190069 | 4 | 9 | 33 | 12 | ✗ | ∅ | -1 | rational |
| 4.9.190056 | 4 | 9 | 31 | 144 | ✗ | ∅ | -1 | rational |
| 4.9.190053 | 4 | 9 | 34 | 16 | ✗ | ∅ | -1 | rational |
| 4.9.190050 | 4 | 9 | 36 | 8 | ✗ | ∅ | -1 | rational |
| 4.9.190045 | 4 | 9 | 39 | 48 | ✗ | ∅ | -1 | rational |
| 4.9.190042 | 4 | 9 | 37 | 24 | ✗ | ∅ | -1 | rational |
| 4.9.190041 | 4 | 9 | 36 | 144 | ✗ | ∅ | -1 | rational |
| 4.9.190035 | 4 | 9 | 41 | 4 | ✗ | ∅ | -1 | rational |
| 4.9.190033 | 4 | 9 | 42 | 72 | ✗ | ∅ | -1 | rational |
| 4.9.190032 | 4 | 9 | 43 | 72 | ✗ | ∅ | -1 | rational |
| 4.9.190025 | 4 | 9 | 45 | 48 | ✓ | ∅ | -1 | rational |
| 4.9.190024 | 4 | 9 | 45 | 720 | ✓ | ∅ | -1 | rational |
| 4.9.190023 | 4 | 9 | 46 | 720 | ✓ | {2} | -1 | rational |
| 4.9.190022 | 4 | 9 | 20 | 1440 | ✗ | ∅ | -1 | rational |
| 4.9.190014 | 4 | 9 | 28 | 168 | ✗ | ∅ | -1 | empty |
| 4.9.190007 | 4 | 9 | 32 | 6 | ✗ | ∅ | -1 | rational |
| 4.9.190006 | 4 | 9 | 32 | 48 | ✗ | ∅ | -1 | rational |
| 4.9.190004 | 4 | 9 | 33 | 16 | ✗ | ∅ | -1 | rational |
| 4.9.190003 | 4 | 9 | 33 | 72 | ✗ | ∅ | -1 | rational |
| 4.9.190001 | 4 | 9 | 32 | 384 | ✗ | ∅ | -1 | rational |
| 4.9.190000 | 4 | 9 | 36 | 32 | ✗ | ∅ | -1 | rational |
| 4.9.189993 | 4 | 9 | 40 | 32 | ✗ | ∅ | -1 | rational |
| 4.9.189986 | 4 | 9 | 40 | 48 | ✗ | ∅ | -1 | empty |
| 4.9.189985 | 4 | 9 | 42 | 16 | ✗ | ∅ | -1 | rational |
| 4.9.189975 | 4 | 9 | 43 | 12 | ✗ | {2} | -1 | rational |