Rules
Normal sudoku rules apply.
Gray lines are palindromes, which contain the same sequence of digits in either direction.
Solution code: Row 6 of each puzzle (18 digits, no space)
on 19. November 2025, 07:44 by FibonacciCascade
Sat staring at the thermometers for far too long before I realized there was an anti-knight constraint /facepalm
on 20. September 2025, 23:19 by ogonek
very very fun
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ND: Thanks!
on 11. September 2025, 18:34 by eap314
That's a good mix of puzzles. Very nice
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ND: Glad you enjoyed!
on 1. September 2025, 19:06 by Exigus
Very sweet bite sized snacks. Thanks!
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ND: Thank you for solving!
on 1. September 2025, 08:46 by xrrx
Hi Nico, the code on LM doesnt work
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ND: There are 11 solves at the moment so it seems fine.
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Ah, its 3 puzzles ;) sometimes I should read the instructions, sorry for the confusion :)
| Difficulty: | ![]() |
| Rating: | 93 % |
| Solved: | 135 times |
| Observed: | 1 times |
| ID: | 000OYX |
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