Number of labeled trees with 3-colored nodes.

A038062

Number of labeled trees with 3-colored nodes.

Terms

    a(0) =1a(1) =3a(2) =9a(3) =81a(4) =1296a(5) =30375a(6) =944784a(7) =36756909a(8) =1719926784a(9) =94143178827

External references