8869680domain: NAppears in sequencesArray read by antidiagonals: T(n,m) is the number of (directed) Hamiltonian paths in K_n X K_m.at n=23A269565Array read by antidiagonals: T(n,m) is the number of (directed) Hamiltonian paths in K_n X K_m.at n=25A269565Number of (directed) Hamiltonian paths in K_{n} X K_{3}.at n=4A329319