Number of ordered rooted trees with 2n non-root nodes such that the maximal outdegree equals n.
A291662
Number of ordered rooted trees with 2n non-root nodes such that the maximal outdegree equals n.
Terms
- a(0) =1a(1) =1a(2) =8a(3) =53a(4) =326a(5) =1997a(6) =12370a(7) =77513a(8) =490306a(9) =3124541a(10) =20030000a(11) =129024469a(12) =834451788a(13) =5414950283a(14) =35240152706a(15) =229911617041
External references
- oeis: A291662