SudoCue

Clueless Special

  
Clueless Special

On this page you will find a unique type of puzzle. The sudoku you need to solve is made up of all center boxes of these sudokus, in the formation you see in this picture. As a reminder, they are highlighted with a light blue color. As you can see, this Sudoku is completely clueless.

To get aquainted with this format, check the Clueless Guide, which has a few solving tips and an easy starter puzzle. If you have trouble handling this puzzle format, you can download the Clueless Helper, a program that can open these puzzles directly from this website. To check your results, go to the list of submissions.

This is Clueless Special number 1549, dated 2025-10-11, rated 41 and requires N2,H2,F2,SK.

  1 6
8    
     
     
     
    5
     
1 5  
2   3
3 9  
     
     
5    
     
4    
    2
     
5    
    1
  9  
8    
     
     
  4 5
  6  
8   5
  3  
9 2 5
3    
  4  
     
     
     
     
9    
3   1
2    
1 7 9
     
     
     
     
    1
     
  6  
4    
     
9    
     
     
     
     
3    
     
    9
     
     
5   7
2    
  6  
     
  6  
    7
6    
  5  
    3
    8
  3  
    2
  1  
    9
7    
1    
     
     
     
  3  
     
    9
    6
1 7  
8    
  5  
3    
1    
  9 2
     
     
    1
  5  
  7 4
5    
    1
  1  
     
     
  2  
     
5    
     
    7
8 2  
2 7  
     
4    
     
  6 8
  1  
6 1  
     
  3 8
     
     
     
  2 5
     
  1  
  8  
7    
     
     
     
     
    3
1    
    5
     
     
  9  
     
     
     
     
9    
  4  
     
    9
  8  
     
    3
     
  9 8
     
2 6  
  1  
  4  
8 5  
    4
     
    7
6    
  1  
4    
4    
     
1   8
1    
     
  9  
    7
  5  
3   4
1 9  
     
  4  
  4 5
     
     
2    
     
  5 3
    7
  4  
2    
     
  5  
1   9
  9  
  3  
8    
1 3  
    9
  4  
  8  
3    
     
     
  7  
     
  5 3
2    
    1
     
     
     
     
9 1  
     
     
8    
  1  
     
     
     
5    
     
     
    8
     
     
     
     
     
     
1 9  
    8
7    
     
     
    6
4 8  
     
     
1    
    5
     
     
    6
4    
     
    8
  8 3
6   1
  7  
    2
4 9  
     
     
7    
    3
9    
  2  
  4  

016000000800000150000005203925000000300000900040000301009507000000200060000060007
390500002000000000000400500200000001179000000000000060600008010050030009003002700
001000060090000805800045030400000000000000300900000000100000009000030006000000170
800100000050092001300000050610000025000000000038000010000000098009003000080000260
074010020500000000001000500080000003700000100000000005010004600040000010850007400
000270000007000068820400010000000000000000900090000040400100007000000050108090304
190045200000000000040000053053000000200000910001000000700006000000480100000000005
007000090040050030200109800000000500800000000010000000000400083000000601006008070
130080000009300070040000000008000000000000190000000008002000900490700020000003040

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From last week's Clueless Special archive

Number Date Rate
1549Saturday, October 11, 202541 (N2,H2,F2,SK)
1548Friday, October 10, 202541 (N2,N3,SK)
1547Thursday, October 9, 202541 (N2,F2,SK)
1546Wednesday, October 8, 202541 (N2,H2,SK)
1545Tuesday, October 7, 202541 (N2,H2,F2,SK)
1544Monday, October 6, 202541 (N2,SK)
1543Sunday, October 5, 202541 (N2,H2,SK)
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