Logic Masters Deutschland e.V.

Tritanglement: Arrows

(Published on 16. December 2025, 08:51 by henter)

Next installment in the Tritanglement series.


Click the image to play



Rules
  • Normal Sudoku rules apply.
  • Digits on an arrow sum to the number in the attached circle.
  • Each cell that is part of an arrow (including the circle) and not on the yellow triangular mirror line forms a pair with its reflection about the yellow triangular mirror line. Each such pair sums to a triangular number (0,1,3,6,10,15,21,...).

Enjoy and thanks in advance for ratings and comments!
Also try out other puzzles with triangular numbers.

Solution code: Column 9


Solved by jalebc, StefanSch, SKORP17, Snookerfan, Qodec, paranoid
Full list

Comments

Last changed on 18. December 2025, 14:54

on 17. December 2025, 19:52 by Qodec
Another beauty, thanks!

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Thanks Qodec, happy you enjoyed this one as well.

Last changed on 17. December 2025, 19:26

on 17. December 2025, 18:30 by Snookerfan
Great puzzle! Needs some serious thinking to get started and then it flowed as smooth as a river. Thanks

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Glad you enjoyed it Snookerfan

Difficulty:3
Rating:N/A
Solved:6 times
Observed:0 times
ID:000QKE

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Solution code:

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