The grey line is an Infinite Looping Palindrome where from a certain point(s) to be determined by the solver the numbers in both directions are the same forever. The numbers on the grey line sum to 367.
One of the nine boxes is a 3x3 magic square where all horizontal, vertical and diagonal three number lines add to the same sum.
Numbers separated by a black dot are in the ratio of 1:2. Not all black dots are given
Solve online:Sudokupad
Solution code: top row
on 25. March 2026, 07:48 by thomamas
Loved this puzzle. But I ended up with a deadly pattern and think I just guessed right?
Glad you liked it. Maybe try going back to deadly pattern and choose other path and see if it works? If so post alternative? Many thanks. Billybeth
on 24. March 2026, 15:26 by zeniko
That‘s about the difficulty I had expected yesterday. This went very smoothly. Thanks for sharing this palindrome series.
| Difficulty: | ![]() |
| Rating: | N/A |
| Solved: | 13 times |
| Observed: | 0 times |
| ID: | 000S0N |