936992

Appears in sequences

• Triangular array read by rows. T(n,k) is the number of binary relations on [n] containing exactly k strongly connected components, n >= 0, 0 <= k <= n.at n=20A361269
• Triangular array read by rows. T(n,k) is the number of convergent Boolean relation matrices on [n] containing exactly k strongly connected components, n>=0, 0<=k<=n.at n=20A365547