575737451509
domain: N
Appears in sequences
- Number of semi-regular digraphs (with loops) on n unlabeled nodes with each node having out-degree 3.at n=6A005535
- Triangle read by rows: T(n,k) is the number of semi-regular relations on n nodes with each node having out-degree k (0 <= k <= n).at n=48A259471
- Triangle read by rows: T(n,k) is the number of semi-regular relations on n nodes with each node having out-degree k (0 <= k <= n).at n=51A259471