Number of labeled 3-trees with n nodes.

A036362

Number of labeled 3-trees with n nodes.

Terms

    a(0) =0a(1) =0a(2) =1a(3) =1a(4) =10a(5) =200a(6) =5915a(7) =229376a(8) =10946964a(9) =618435840a(10) =40283203125

External references