Medium Fifteen
These are the medium Fifteen puzzles, numbered 5201 to 5212. 4×4 boards after a short shuffle. Across the set, the minimum solution length runs from 18 to 31 moves.
Puzzles in this set
- #520130 moves minimum
- #520224 moves minimum
- #520328 moves minimum
- #520431 moves minimum
- #520528 moves minimum
- #520623 moves minimum
- #520722 moves minimum
- #520825 moves minimum
- #520918 moves minimum
- #521026 moves minimum
- #521123 moves minimum
- #521224 moves minimum
How to approach this levelTiles are not far from home after this short shuffle; fix one corner, then grow outwards from it. For the patterns behind this game, read Solving the fifteen puzzle, row by row.