122918

Appears in sequences

• Triangle T(n,k) of number of digraphs with a quasi-source on n unlabeled nodes and with k arcs, k = 0..n*(n-1).at n=57A057279
• "Look and Say" (or LS) transform of A079342(n). These terms are such that A079342(n) divides a(n).at n=21A079350
• Number of (unlabeled) rooted trees with n leaf nodes and without unary nodes such that the maximum of the node outdegrees equals nine.at n=10A292235