Anti-knight Non-Consecutive Sudoku Rules:
Non-Consecutive Sudoku no two adjacent cells have consecutive values. For example, if a cell contains 3, any neighbouring square cannot contain either 2 or 4.
Additional Rules
Anti-Knight Sudoku all cells at a chess knight move (at a distance of 2 by 1) must hold different numbers.
Non-Consecutive Sudoku no two adjacent cells have consecutive values. For example, if a cell contains 3, any neighbouring square cannot contain either 2 or 4.
Anti-knight Non-Consecutive Sudoku = Non-Consecutive Sudoku + Anti-knight Sudoku.