How many binary trees can find that haven Node and the height of these tress are n-3?

有多少二叉树可以发现有n个节点和这些枝条的n - 3的高度吗？

youdao

How many binary trees can find that haven Node and the height of these tress are n-3?

有多少二叉树可以发现有n个节点和这些枝条的n - 3的高度吗？

youdao