58023

Appears in sequences

• Number of labeled digraphs (with self loops allowed) on [n] such that every strongly connected component of size at least 2 contains a vertex with a self loop.at n=4A363834
• G.f. satisfies A(x) = 1 + x*A(x) / (1 - x^4*A(x)^5).at n=15A365758