3-cell Kakuro run summing to 18
7 combinations.
- Always present
- No digit is forced into this run.
- Never present
- Every digit can appear in this run.
Valid digit combinations
- 189
- 279
- 369
- 378
- 459
- 468
- 567
How to use this in play
7 digit sets sum to 18 across 3 cells. The run on its own is permissive; its constraints become useful when intersected with the perpendicular runs at each of its cells.