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Ploče | Boards #3

Za koliko prirodnih brojeva n \le 2026 postoji zatvoreni skakačev obilazak na šahovskoj ploči dimenzija 4 \times n? Zatvoreni skakačev obilazak znači da skakač počne iz nekog polja, obiđe svako polje ploče točno jednom, i vrati se na početno polje.
For how many positive integers n \le 2026 does there exist a closed knight's walk on a chess board of dimensions 4 \times n? A closed knight's walk means that the knight starts on one square, passes through each square exactly once, and returns to the starting square.