Going Dutch
(Published on 9. December 2025, 19:46 by billybeth)
Normal Sudoku rules apply
Adjacent digits on orange line have a difference of four or more.
Digits separated by a black dot are in the ratio 2:1. Not all dots are given.
Solve online: Sudokupad.

Solution code: column one
Solved by StevenS, PinkNickels, jalebc, cornuto, SKORP17, gdc, sujoyku, potatojuiceultra, NineK, abs, Photyne, Dermerlin, Sabbi, hige, Mozart40, walid_tun, Jodelbanane, redovermars, 111chrisi, jhuijts, Crul, Spillo, Kinoniko, shinn36, CSStead, AN_not_IO, paranoid, zrbakhtiar