• Sudoku 9x9
  • Gold Expert Sudoku Puzzle - Level 20 (17 Clues)

SUDOKU99
  • Home
  • Sudoku Level
  • 9x9 sudoku
  • 4x4 sudoku
  • 6x6sudoku
  • 12x12sudoku
  • Solve Sudoku
  • Rules
  • SUDOKU ID

  • Click on the sudoku steps below to start the game!


    Easy Sudoku
    Level 1 (36 clues)
    Level 2 (35 clues)
    Level 3 (34 clues)
    Level 4 (33 clues)
    Level 5 (32 clues)
    Level 6 (31 clues)

    Perfect for beginners, these easy Sudoku puzzles offer a gentle challenge with more clues.



    Medium Sudoku
    Level 7 (30 clues)
    Level 8 (29 clues)

    Ideal for intermediate players, these medium Sudoku puzzles provide a balanced challenge.



    Hard Sudoku
    Level 9 (28 clues)
    Level 10 (27 clues)

    Great for advanced players, these hard Sudoku puzzles will test your skills with fewer clues.



    Expert Sudoku
    Level 11 (26 clues)
    Level 12 (25 clues)

    For experienced players, expert Sudoku puzzles demand strategic thinking and advanced techniques.



    Expert - Silver Sudoku
    Level 13 (24 clues)
    Level 14 (23 clues)
    Level 15 (22 clues)
    Level 16 (21 clues)
    Level 17 (20 clues)

    These Silver-level expert Sudoku puzzles offer a significant challenge with very few starting clues.



    Expert - Gold Sudoku
    Level 18 (19 clues)
    Level 19 (18 clues)
    Level 20 (17 clues)

    The ultimate test, these Gold-level expert Sudoku puzzles are designed for the most seasoned players.

    Level 20 ( Expert - Gold : 17 clues )

      • Number : 
      • #266,732   
      •    Ranking today's  Ranking 1 : Turkey 00:02:30
      • 4
      • 1
      • 7
      • 2
      • 5
      • 3
      • 4
      • 1
      • 2
      • 6
      • 9
      • 5
      • 6
      • 8
      • 4
      • 7
      • 2
    • 1
    • 2
    • 3
    • 4
    • 5
    • 6
    • 7
    • 8
    • 9
    • X
    • select puzzle
      9 X 9 sudoku

      Easy
      1Level - 36clues
      2Level - 35clues
      3Level - 34clues
      4Level - 33clues
      5Level - 32clues
      6Level - 31clues

      Medium
      7Level - 30clues
      8Level - 29clues

      Hard
      9Level - 28clues
      10Level - 27clues

      Expert
      11Level - 26clues
      12Level - 25clues

      Expert - Silver
      13Level - 24clues
      14Level - 23clues
      15Level - 22clues
      16Level - 21clues
      17Level - 20clues

      Expert - Gold
      18Level - 19clues
      19Level - 18clues
      20Level - 17clues
    • MENU
    Thank you to Gordon Royle and The University of Western Australia who collected sudoku with 17 initial values. More information about their work.

    • error message     Reset   New   printable

    9 X 9 sudoku

    Welcome to our Expert - Gold Sudoku Puzzle - Level 20 with 17 Clues!

    Embark on the ultimate Sudoku challenge with our Level 20 puzzle, featuring just 17 clues. This Expert-Gold level puzzle is designed for the most dedicated Sudoku enthusiasts who are ready to test their skills against one of the hardest puzzles available. With a minimal number of starting clues, this puzzle requires exceptional logical reasoning and strategic thinking to solve.

    What Makes This Puzzle Unique?

    The Level 20 Sudoku puzzle with 17 clues offers a near-impossible challenge that will push your Sudoku-solving abilities to the maximum. The extreme scarcity of clues means every placement must be made with careful consideration and advanced techniques. This puzzle is perfect for those who seek the highest level of difficulty and the ultimate sense of accomplishment.

    How to Approach This Sudoku Puzzle

    Begin by meticulously scanning the grid to identify any potential number placements using the limited clues available. Employ the most advanced strategies, such as grid analysis, candidate elimination, and cross-hatching, to carefully navigate this complex puzzle. This level requires patience, precision, and a deep understanding of Sudoku logic to complete successfully.

    Why Play Sudoku?

    Sudoku is not just a pastime; it's an excellent exercise for maintaining and enhancing cognitive functions. Regularly engaging with Sudoku puzzles can sharpen memory, improve concentration, and strengthen logical reasoning skills. This Level 20 puzzle offers a mentally stimulating challenge for those who are serious about keeping their minds sharp.

    Try More Puzzles

    After conquering this Level 20 puzzle, continue to challenge yourself with our other Expert-Gold level Sudoku puzzles. Each level is designed to provide an increasingly difficult experience, helping you refine your skills and enjoy the intellectual satisfaction of solving some of the toughest Sudoku puzzles.



  • All rights reserved© sudoku99.com 2014 -   Contact Us  QNA  

    English  한국  日本  中国  sudoku info