Triangular array of generalized Narayana Numbers T(n,k) = 3*binomial(n+1,k)* binomial(n-3,k-1)/(n+1) for n >= 2 and 0 <= k <= n-2, read by rows.
A281293
Triangular array of generalized Narayana Numbers T(n,k) = 3*binomial(n+1,k)* binomial(n-3,k-1)/(n+1) for n >= 2 and 0 <= k <= n-2, read by rows.
Terms
- a(0) =1a(1) =0a(2) =3a(3) =0a(4) =3a(5) =6a(6) =0a(7) =3a(8) =15a(9) =10a(10) =0a(11) =3a(12) =27a(13) =45a(14) =15a(15) =0a(16) =3a(17) =42a(18) =126a(19) =105a(20) =21a(21) =0a(22) =3a(23) =60a(24) =280a(25) =420a(26) =210a(27) =28a(28) =0a(29) =3
External references
- oeis: A281293