Number of 3-decomposable trees on 3n nodes.
A121516
Number of 3-decomposable trees on 3n nodes.
Terms
- a(0) =2a(1) =10a(2) =84a(3) =788a(4) =8188a(5) =90110a(6) =1035456a(7) =12269932a(8) =148886048a(9) =1840585914a(10) =23099713808a(11) =293535000452
External references
- oeis: A121516