Number of recursively bi-anti-transitive ordered rooted trees with n nodes.
A358456
Number of recursively bi-anti-transitive ordered rooted trees with n nodes.
Terms
- a(0) =1a(1) =1a(2) =2a(3) =3a(4) =7a(5) =17a(6) =47a(7) =117a(8) =321a(9) =895a(10) =2556a(11) =7331a(12) =21435a(13) =63116a(14) =187530
External references
- oeis: A358456