Arrangements of $7$ lines in the affine plane
The number of ways of arranging $7$ lines in the (affine) plane.
Value: $37830$ (37,830)
Verified bounds
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- Lower bound: None yet
- Upper bound: None yet
Updates from the literature
-
2001
Lower bound: $37830$
(37,830)
L. Finschi, A Graph Theoretical Approach for Reconstruction and Generation of Oriented Matroids, Dissertation, ETH Zürich, 2001.
[via Number of ways of arranging n lines in the (affine) plane. - OEIS] -
2001
Upper bound: $37830$
(37,830)
L. Finschi, A Graph Theoretical Approach for Reconstruction and Generation of Oriented Matroids, Dissertation, ETH Zürich, 2001.
[via Number of ways of arranging n lines in the (affine) plane. - OEIS]