Rules:
Normal sudoku rules apply. Digits in a cage cannot repeat and they must sum to a square number.
Play with SudokuPad
Ratings and feedback are appreciated. If you like this puzzle, you might also be interested in Prime Killers and other mystery killers on my user page.
Solution code: Row 4
on 18. January 2026, 11:44 by Qodec
Another banger. Loved this!
on 23. December 2025, 21:57 by NotSoMagnifique
Loved the square numbers application!
on 20. December 2025, 15:13 by Ragna
Very good! Thank you. :-)
on 19. December 2025, 22:51 by Piatato
Lovely!
| Difficulty: | ![]() |
| Rating: | 95 % |
| Solved: | 60 times |
| Observed: | 0 times |
| ID: | 000QM2 |
Please note: The German version of this page has changed. It is possible that this page does not contain the latest information.