284112

Appears in sequences

• Number of permutations of floor(i*9/5), i=0..n-1, with all sums of 5 adjacent terms unique.at n=8A152366
• Numerator of Hermite(n, 6/7).at n=5A159013
• Number of (undirected) Hamiltonian cycles in the n X n rook graph K_n X K_n.at n=2A269561
• Array read by antidiagonals: T(n,m) is the number of Hamiltonian cycles in the rook graph K_n X K_m.at n=24A269562
• Number of Hamiltonian cycles in the 4 X n rook graph.at n=3A341499