Number of mirror-symmetric Euclidean pseudo-order types: nondegenerate abstract order types of configurations of n points in the plane with a mirroring automorphism.
A325628
Number of mirror-symmetric Euclidean pseudo-order types: nondegenerate abstract order types of configurations of n points in the plane with a mirroring automorphism.
Terms
- a(0) =0a(1) =1a(2) =1a(3) =2a(4) =3a(5) =12a(6) =28a(7) =225a(8) =825a(9) =13103a(10) =76188a(11) =2358635a(12) =21954947
External references
- oeis: A325628