Number of intervals in the lattice of Schroeder paths of length 2*n.

A379035

Number of intervals in the lattice of Schroeder paths of length 2*n.

Terms

    a(0) =1a(1) =3a(2) =20a(3) =201a(4) =2574a(5) =38740a(6) =654334a(7) =12050561a(8) =237383562a(9) =4935186778a(10) =107233505624

External references