Triangle read by rows, T(n,k) (n>=0, 0<=k<=n) coefficients of the partial fraction decomposition of rational functions generating the columns of A247495 (the Motzkin polynomials evaluated at nonnegative integers).

A247497

Triangle read by rows, T(n,k) (n>=0, 0<=k<=n) coefficients of the partial fraction decomposition of rational functions generating the columns of A247495 (the Motzkin polynomials evaluated at nonnegative integers).

Terms

    a(0) =1a(1) =1a(2) =1a(3) =2a(4) =3a(5) =2a(6) =4a(7) =10a(8) =12a(9) =6a(10) =9a(11) =33a(12) =62a(13) =60a(14) =24a(15) =21a(16) =111a(17) =300a(18) =450a(19) =360a(20) =120a(21) =51a(22) =378a(23) =1412a(24) =3000a(25) =3720a(26) =2520a(27) =720a(28) =127a(29) =1303

External references