Number of forests with 2n nodes and n labeled trees. Also number of forests with exactly n edges on 2n labeled nodes.

A302112

Number of forests with 2n nodes and n labeled trees. Also number of forests with exactly n edges on 2n labeled nodes.

Terms

    a(0) =1a(1) =1a(2) =15a(3) =435a(4) =18865a(5) =1092105a(6) =79170399a(7) =6899167275a(8) =702495121185

External references