Matroid database

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5,700,971 matroids, showing 401–450

label ▲rank ⇅n ⇅#bases ⇅#automorphisms ⇅simple ⇅char set ⇅rs dim ⇅birational type ⇅
3.10.16513101101✓all but 21rational
3.10.168731010816✗all1rational
3.10.16903101088✗all1rational
3.10.17013101064✗all1rational
3.10.1712310105336✗all1empty
3.10.17463101114✓all but 21rational
3.10.174831011016✓all but 21rational
3.10.175131011324✓all but 2,31rational
3.10.175231011332✓all but 21rational
3.10.175431011312✓all but 21rational
3.10.17553101126✓all but 21rational
3.10.17563101124✓all but 21rational
3.10.17593101118✓all but 21rational
3.10.176031011172✓all but 21rational
3.10.25263101092✓all but 21rational
3.10.26363101072✓all but 21rational
3.10.26793101071✓all1rational
3.10.26813101071✓all1rational
3.10.26863101072✓all but 21rational
3.10.27163101082✓all1rational over Q(a)/(a^2 - a + 1)
3.10.27373101081✓all1rational
3.10.27393101068✓all1rational
3.10.27443101072✓all1rational
3.10.27483101081✓all but 21rational
3.10.27503101081✓all but 21rational
3.10.27573101071✓all1rational
3.10.27583101071✓all1rational
3.10.27603101084✓all1rational
3.10.27643101081✓all1rational
3.10.27713101064✓all1rational
3.10.27733101054✓all1point over Q(a)/(a^2 + 1)
3.10.27793101086✓all1rational
3.10.27823101091✓all1rational
3.10.27893101091✓all1rational
3.10.280931010848✓all but 21rational
3.10.28113101064✓all but 21rational
3.10.28163101068✓all but 21rational
3.10.281931011336✓all but 21rational
3.10.28233101106✓all1rational
3.10.282431010912✓all1rational
3.10.28283101124✓all but 21rational
3.10.28323101102✓all1rational
3.10.28343101102✓all but 21rational
3.10.28373101101✓all but 21rational
3.10.28683101091✓all1rational
3.10.28793101101✓all1rational
3.10.28813101091✓all1rational
3.10.28843101091✓all1rational
3.10.30083101092✓all but 21rational
3.10.30343101091✓all but 21rational

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