Number of Schröder paths of semilength 2n and having n valleys.
A385299
Number of Schröder paths of semilength 2n and having n valleys.
Terms
- a(0) =1a(1) =1a(2) =11a(3) =155a(4) =2554a(5) =46377a(6) =899107a(7) =18269407a(8) =384577010a(9) =8321452706a(10) =184074021999
External references
- oeis: A385299