Can A Knight Travel All Cells?
Can A Knight Travel All Cells? For example, on a 4×4 chessboard a knight’s tour is also impossible. In fact, the 5 x 6 and the 3 x 10 chessboards are the smallest rectangular boards that have knight’s tours. Is the knight’s tour possible? There are 26,534,728,821,064 possible closed tours (including reversals, reflections, and rotations).