6617184

Appears in sequences

• Triangle read by rows: T(n,k) = number of AVL trees of height n with k (leaf-) nodes, n>=0, fibonacci(n+2)<=k<=2^n.at n=46A143897
• Triangle read by columns: T(n,k) = number of AVL trees of height n with k (leaf-) nodes, k>=1, A029837(k)<=n<A072649(k).at n=44A217298
• Number of height maximal AVL trees with n (leaf-) nodes.at n=29A217300
• G.f. A(x) satisfies A(x) = 1/( 1 - x * (1 + 4*x)^(1/2) * A(x) ).at n=12A372115