Generate a sudoku
sudokuCreates a sudoku with exactly one solution. Returns puzzle (0 = empty cell) and solution. Sizes 4, 6, 9 (default), 12 and 16; difficulty 1 easy (most clues) to 4 expert. Free, no usage limit. The same seed gives the same sudoku.
Input Schema
TableJSON Schema
| Name | Required | Description | Default |
|---|---|---|---|
| seed | No | Repeatable sudoku. | |
| size | No | Side of the grid. Default 9. | |
| difficulty | No | 1 easy to 4 expert. Default 2. |