a(n) = T(n,n+1) where T(n,x) is a Chebyshev polynomial of the first kind.

A342205

a(n) = T(n,n+1) where T(n,x) is a Chebyshev polynomial of the first kind.

Terms

    a(0) =1a(1) =2a(2) =17a(3) =244a(4) =4801a(5) =120126a(6) =3650401a(7) =130576328a(8) =5374978561a(9) =250283080090

External references