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2,886 matroids, showing 1–50
| label ▲ | rank ⇅ | n ⇅ | #bases ⇅ | #automorphisms ⇅ | simple ⇅ | char set ⇅ | rs dim ⇅ | birational type ⇅ |
|---|---|---|---|---|---|---|---|---|
| 3.12.0 | 3 | 12 | 220 | 479001600 | ✓ | all | 16 | ? |
| 3.12.1 | 3 | 12 | 219 | 2177280 | ✓ | all | 2 | ? |
| 3.12.2 | 3 | 12 | 218 | 51840 | ✓ | all | 2 | ? |
| 3.12.3 | 3 | 12 | 217 | 7776 | ✓ | ∅ | -1 | ? |
| 3.12.5 | 3 | 12 | 218 | 40320 | ✓ | all | 4 | ? |
| 3.12.6 | 3 | 12 | 217 | 1152 | ✓ | ∅ | -1 | ? |
| 3.12.9 | 3 | 12 | 217 | 960 | ✓ | all | 4 | ? |
| 3.12.80 | 3 | 12 | 217 | 4320 | ✓ | all | 1 | ? |
| 3.12.5002315 | 3 | 12 | 210 | 7257600 | ✗ | all | 2 | ? |
| 3.12.5002316 | 3 | 12 | 209 | 60480 | ✗ | all | 4 | ? |
| 3.12.5003996 | 3 | 12 | 165 | 39916800 | ✗ | ∅ | -1 | ? |
| 3.12.5003997 | 3 | 12 | 216 | 967680 | ✓ | all | 5 | ? |
| 3.12.5003998 | 3 | 12 | 215 | 17280 | ✓ | all | 2 | ? |
| 3.12.5003999 | 3 | 12 | 214 | 3456 | ✓ | all | 0 | ? |
| 3.12.5004000 | 3 | 12 | 214 | 1152 | ✓ | all | 3 | ? |
| 3.12.5004029 | 3 | 12 | 212 | 27648 | ✓ | all | 1 | ? |
| 3.12.5004030 | 3 | 12 | 211 | 6912 | ✓ | all | 2 | ? |
| 3.12.5004031 | 3 | 12 | 208 | 82944 | ✓ | all | 2 | ? |
| 3.12.5004032 | 3 | 12 | 215 | 8640 | ✓ | all | 2 | ? |
| 3.12.5004033 | 3 | 12 | 214 | 432 | ✓ | all | 2 | ? |
| 3.12.5004038 | 3 | 12 | 211 | 576 | ✓ | all | 3 | ? |
| 3.12.5004040 | 3 | 12 | 214 | 288 | ✓ | all | 4 | ? |
| 3.12.5004178 | 3 | 12 | 211 | 432 | ✓ | all but 2 | 1 | ? |
| 3.12.5004182 | 3 | 12 | 214 | 384 | ✓ | all | 2 | ? |
| 3.12.5006611 | 3 | 12 | 214 | 480 | ✓ | all | 2 | ? |
| 3.12.16313453 | 3 | 12 | 212 | 8640 | ✓ | all | 3 | ? |
| 3.12.16313454 | 3 | 12 | 211 | 864 | ✓ | all | 4 | ? |
| 3.12.16313456 | 3 | 12 | 208 | 1728 | ✓ | all | 4 | ? |
| 3.12.16313457 | 3 | 12 | 211 | 144 | ✓ | all | 1 | ? |
| 3.12.16314647 | 3 | 12 | 208 | 288 | ✓ | all | 1 | ? |
| 3.12.16319203 | 3 | 12 | 211 | 192 | ✓ | all but 3 | 0 | ? |
| 3.12.18767898 | 3 | 12 | 208 | 288 | ✓ | all | 2 | ? |
| 3.12.27305119 | 3 | 12 | 206 | 34560 | ✗ | ∅ | -1 | ? |
| 3.12.27308357 | 3 | 12 | 208 | 161280 | ✗ | all but 2,3 | 0 | ? |
| 3.12.27308358 | 3 | 12 | 207 | 2880 | ✗ | all but 2 | 1 | ? |
| 3.12.27308389 | 3 | 12 | 204 | 2304 | ✗ | ∅ | -1 | ? |
| 3.12.27308416 | 3 | 12 | 207 | 2880 | ✗ | all | 3 | ? |
| 3.12.27343802 | 3 | 12 | 204 | 1440 | ✗ | all | 0 | ? |
| 3.12.27376384 | 3 | 12 | 206 | 11520 | ✗ | all but 2 | 2 | ? |
| 3.12.27376385 | 3 | 12 | 205 | 576 | ✗ | all | 3 | ? |
| 3.12.27376390 | 3 | 12 | 202 | 768 | ✗ | all | 4 | ? |
| 3.12.27376392 | 3 | 12 | 205 | 192 | ✗ | all | 1 | ? |
| 3.12.27382120 | 3 | 12 | 202 | 144 | ✗ | all | 1 | ? |
| 3.12.27387558 | 3 | 12 | 205 | 480 | ✗ | all | 2 | ? |
| 3.12.27889580 | 3 | 12 | 202 | 192 | ✗ | ∅ | -1 | ? |
| 3.12.28764214 | 3 | 12 | 200 | 322560 | ✗ | all | 0 | ? |
| 3.12.28764273 | 3 | 12 | 198 | 5760 | ✗ | all but 2 | 2 | ? |
| 3.12.28764516 | 3 | 12 | 196 | 768 | ✗ | all | 2 | ? |
| 3.12.28767489 | 3 | 12 | 196 | 960 | ✗ | ∅ | -1 | ? |
| 3.12.28799659 | 3 | 12 | 190 | 34560 | ✗ | all | 2 | ? |