Number of factor-free Dyck words with slope 9/2 and length 11n.
A274256
Number of factor-free Dyck words with slope 9/2 and length 11n.
Terms
- a(0) =1a(1) =5a(2) =70a(3) =1696a(4) =49493a(5) =1593861a(6) =54591225a(7) =1950653202a(8) =71889214644
External references
- oeis: A274256