Triangle read by rows: T(n,k) is the number of Schroeder paths of length 2n and having k peaks at even height.
A101895
Triangle read by rows: T(n,k) is the number of Schroeder paths of length 2n and having k peaks at even height.
Terms
- a(0) =2a(1) =5a(2) =1a(3) =15a(4) =6a(5) =1a(6) =51a(7) =30a(8) =8a(9) =1a(10) =188a(11) =144a(12) =51a(13) =10a(14) =1a(15) =731a(16) =685a(17) =300a(18) =77a(19) =12a(20) =1a(21) =2950a(22) =3258a(23) =1695a(24) =532a(25) =108a(26) =14a(27) =1a(28) =12235a(29) =15533
External references
- oeis: A101895