a(n) = P(n, 1, -2*n-1, 1-2*n)/(n+1), P the Jacobi polynomial.

A242369

a(n) = P(n, 1, -2*n-1, 1-2*n)/(n+1), P the Jacobi polynomial.

Terms

    a(0) =1a(1) =1a(2) =3a(3) =19a(4) =185a(5) =2426a(6) =39907a(7) =788019a(8) =18130401a(9) =475697854a(10) =14004694451a(11) =456820603086

External references