Triangle read by rows, T(n,k) for 0<=k<=n, generalizes the Motzkin lattice paths with weights of A003645.
A201639
Triangle read by rows, T(n,k) for 0<=k<=n, generalizes the Motzkin lattice paths with weights of A003645.
Terms
- a(0) =1a(1) =4a(2) =1a(3) =20a(4) =8a(5) =1a(6) =112a(7) =56a(8) =12a(9) =1a(10) =672a(11) =384a(12) =108a(13) =16a(14) =1a(15) =4224a(16) =2640a(17) =880a(18) =176a(19) =20a(20) =1a(21) =27456a(22) =18304a(23) =6864a(24) =1664a(25) =260a(26) =24a(27) =1a(28) =183040a(29) =128128
External references
- oeis: A201639