Number of intervals in the lattice of Motzkin paths of length n.
A379034
Number of intervals in the lattice of Motzkin paths of length n.
Terms
- a(0) =1a(1) =1a(2) =3a(3) =9a(4) =36a(5) =156a(6) =754a(7) =3886a(8) =21239a(9) =121411a(10) =721189a(11) =4423167a(12) =27884979a(13) =180023715a(14) =1186646085a(15) =7966608939a(16) =54362492505a(17) =376401432105
External references
- oeis: A379034