All solved boards are unique up to symmetry (mirror or rotation).
loading... puzzle1
loading... puzzle2
loading... puzzle3
loading... puzzle4
loading... puzzle5
loading... puzzle6
loading... puzzle7
loading... puzzle8
loading... puzzle9
loading... puzzle10
loading... puzzle11
loading... puzzle12
loading... puzzle13
loading... puzzle14
loading... puzzle15
loading... puzzle16
loading... puzzle17
loading... puzzle18
loading... puzzle19
loading... puzzle20
All but one of the original boards were reduced to eliminate symmetries.
loading... puzzle21
loading... puzzle22
loading... puzzle23
loading... puzzle24
loading... puzzle25
loading... puzzle26
loading... puzzle27
Acknowledgements and Changes
2024-01-13 Fixed a regression found by justkirb
2025-01-03 Encoding Chess Avoidance was fully reencoded to use piece-counts instead of parameters.