Subtriangle of the generalized ballot numbers, T(n,k) = A238762(2*k-1,2*n-1), 1<=k<=n, read by rows.
A238761
Subtriangle of the generalized ballot numbers, T(n,k) = A238762(2*k-1,2*n-1), 1<=k<=n, read by rows.
Terms
- a(0) =1a(1) =2a(2) =3a(3) =3a(4) =8a(5) =10a(6) =4a(7) =15a(8) =30a(9) =35a(10) =5a(11) =24a(12) =63a(13) =112a(14) =126a(15) =6a(16) =35a(17) =112a(18) =252a(19) =420a(20) =462a(21) =7a(22) =48a(23) =180a(24) =480a(25) =990a(26) =1584a(27) =1716a(28) =8a(29) =63
External references
- oeis: A238761