Number of P_3 chair trees constructed from n chairs.
A292099
Number of P_3 chair trees constructed from n chairs.
Terms
- a(0) =1a(1) =2a(2) =9a(3) =43a(4) =242a(5) =1437a(6) =9058a(7) =59062a(8) =396207a(9) =2713848a(10) =18906784a(11) =133534659a(12) =953964640a(13) =6881027743a(14) =50044650836
External references
- oeis: A292099