29949217

Properties

Appears in sequences

• Number of unlabeled digraphs on n vertices such that every vertex has outdegree 2.at n=8A129524
• Triangle read by rows: T(n,k) is the number of digraphs on n unlabeled vertices such that every vertex has outdegree k, n >= 1, 0 <= k < n.at n=38A329228
• Triangle read by rows: T(n,k) is the number of digraphs on n unlabeled vertices such that every vertex has outdegree k, n >= 1, 0 <= k < n.at n=42A329228
• Prime numbersat n=1854889