Number of nonequivalent noncrossing trees with n edges up to rotation and reflection.
A296533
Number of nonequivalent noncrossing trees with n edges up to rotation and reflection.
Terms
- a(0) =1a(1) =1a(2) =1a(3) =3a(4) =7a(5) =28a(6) =108a(7) =507a(8) =2431a(9) =12441a(10) =65169a(11) =351156a(12) =1926372a(13) =10746856a(14) =60762760a(15) =347664603a(16) =2009690895a(17) =11723160835a(18) =68937782355a(19) =408323575275
External references
- oeis: A296533