Parity Penpalindromes
(Published on 28. October 2025, 08:44 by cygne)
Parity Penpalindromes by Cygne
Rules
- Normal Sudoku rules apply.
- Digits along a red and gray Parity Palindrome line read the same forward and backward, and alternate between odd and even.
- Any set of three adjacent digits along a peach Entropy line must contain one small number (1, 2, 3), one medium number (4, 5, 6), and one large number (7, 8, 9).
- Digits separated by a V add up to 5, and digits separated by an X add up to 10.
Play in SudokuPad
The third puzzle in my Penpalindromes series. Hope you enjoy! If you do, please give the prior ones a try:
Solution code: Column 5, top to bottom
Comments
on 2. January 2026, 19:38 by snuuba
Just amazing. Many thanks.
on 7. November 2025, 14:39 by QuiltyAsCharged
Penpalindromaculate!
on 29. October 2025, 18:07 by damo_89
Nice and approachable.
on 29. October 2025, 16:26 by GeorgeTheToad2
Nice use of colours for parity and letters for the palindrome’s made this an enjoyable solve. Thank you.
on 29. October 2025, 10:28 by Fisherman
A very good puzzle. It should always be about the puzzle, and not the inaccuracies of links and codes. These test character.
on 28. October 2025, 23:39 by cygne
Fixed sudokupad link, my apologies for the mistake.
on 28. October 2025, 17:32 by fractalminding
Incorrect link. Fix please
on 28. October 2025, 12:18 by Ragna
Wrong puzzle. :-(
on 28. October 2025, 09:26 by Piff
links to the wrong puzzle
