Cardinalities of the symmetric operad of dotted red and white trees.
A231691
Cardinalities of the symmetric operad of dotted red and white trees.
Terms
- a(0) =1a(1) =6a(2) =74a(3) =1476a(4) =41032a(5) =1464672a(6) =63865328a(7) =3290120832a(8) =195537380704
External references
- oeis: A231691