a(n) = L_n(n), where L_n(x) is the Lucas polynomial.

A320570

a(n) = L_n(n), where L_n(x) is the Lucas polynomial.

Terms

    a(0) =2a(1) =1a(2) =6a(3) =36a(4) =322a(5) =3775a(6) =54758a(7) =946043a(8) =18957314a(9) =432083484a(10) =11035502502a(11) =312119004989

External references