Design and Copyright : Mitsuhiro Odawara. Following 5 pieces will be assembled. The name of each piece is as follows.
|
8×3×1 : 1 solution.
6×4×1 : 1 solution.
4×3×2 : 1 solution.
5×5×1 −1 : 1 solution.
These pieces are chosen on the following conditions.
That 3 rectangulars (8×3×1, 6×4×1, 4×3×2) can be assembled has 45 ways under these conditions. (see Polyominoes about the number of pieces)
| Piece Set | 8×3×1 | 6×4×1 | 4×3×2 | 5×5×1 −1 | Remark | |
|---|---|---|---|---|---|---|
| 1. | 4/1 5/2 5/3 5/4 5/5 | 1 | 11 | 2 | 27 | |
| 2. | 4/1 5/2 5/3 5/4 5/6 | 3 | 6 | 2 | 32 | |
| 3. | 4/1 5/2 5/4 5/5 5/8 | 1 | 9 | 1 | 24 | |
| 4. | 4/1 5/2 5/4 5/6 5/11 | 1 | 6 | 1 | 11 | |
| 5. | 4/1 5/2 5/6 5/8 5/11 | 1 | 4 | 1 | 8 | |
| 6. | 4/2 5/2 5/3 5/4 5/5 | 3 | 8 | 8 | 31 | |
| 7. | 4/2 5/2 5/3 5/4 5/6 | 4 | 10 | 4 | 46 | |
| 8. | 4/2 5/2 5/3 5/4 5/7 | 19 | 6 | 2 | 41 | |
| 9. | 4/2 5/2 5/3 5/4 5/8 | 6 | 6 | 1 | 38 | |
| 10. | 4/2 5/2 5/3 5/4 5/10 | 1 | 7 | 3 | 33 | |
| 11. | 4/2 5/2 5/3 5/4 5/11 | 2 | 5 | 1 | 14 | |
| 12. | 4/2 5/2 5/3 5/5 5/6 | 1 | 6 | 1 | 12 | |
| 13. | 4/2 5/2 5/3 5/5 5/7 | 1 | 1 | 1 | 9 | |
| 14. | 4/2 5/2 5/3 5/5 5/8 | 1 | 4 | 2 | 15 | |
| 15. | 4/2 5/2 5/3 5/5 5/9 | 2 | 6 | 4 | 11 | |
| 16. | 4/2 5/2 5/4 5/5 5/9 | 3 | 3 | 6 | 21 | |
| 17. | 4/2 5/2 5/4 5/6 5/7 | 2 | 10 | 2 | 29 | |
| 18. | 4/2 5/2 5/4 5/6 5/8 | 19 | 10 | 3 | 58 | |
| 19. | 4/2 5/2 5/4 5/6 5/11 | 3 | 17 | 1 | 19 | |
| 20. | 4/2 5/2 5/4 5/7 5/8 | 1 | 6 | 3 | 28 | |
| 21. | 4/2 5/2 5/4 5/8 5/11 | 1 | 2 | 1 | 26 | |
| 22. | 4/2 5/2 5/5 5/6 5/9 | 1 | 4 | 1 | 4 | |
| 23. | 4/2 5/2 5/5 5/8 5/9 | 1 | 1 | 1 | 15 | |
| 24. | 4/2 5/3 5/4 5/5 5/9 | 1 | 6 | 1 | 22 | |
| 25. | 4/2 5/4 5/5 5/6 5/8 | 1 | 3 | 3 | 18 | |
| 26. | 4/2 5/4 5/5 5/6 5/9 | 1 | 2 | 1 | 9 | |
| 27. | 4/2 5/4 5/5 5/8 5/9 | 1 | 1 | 3 | 29 | |
| 28. | 4/2 5/4 5/6 5/7 5/11 | 1 | 3 | 1 | 2 | |
| 29. | 4/3 5/2 5/3 5/4 5/5 | 3 | 7 | 2 | 15 | |
| 30. | 4/3 5/2 5/3 5/4 5/6 | 1 | 2 | 1 | 14 | |
| 31. | 4/3 5/2 5/3 5/5 5/7 | 8 | 1 | 1 | 3 | |
| 32. | 4/4 5/2 5/3 5/4 5/5 | 3 | 1 | 1 | 6 | |
| 33. | 4/4 5/2 5/3 5/4 5/8 | 2 | 4 | 1 | 9 | |
| 34. | 4/4 5/2 5/4 5/5 5/7 | 1 | 1 | 1 | 1 | Triple+1 Unique |
| 35. | 4/4 5/2 5/4 5/5 5/9 | 2 | 2 | 1 | 5 | |
| 36. | 4/4 5/3 5/4 5/5 5/6 | 9 | 2 | 5 | 4 | |
| 37. | 4/4 5/3 5/4 5/5 5/7 | 1 | 1 | 2 | 1 | |
| 38. | 4/4 5/3 5/4 5/5 5/9 | 2 | 2 | 1 | 6 | |
| 39. | 4/4 5/4 5/5 5/6 5/9 | 9 | 2 | 11 | 4 | |
| 40. | 4/5 5/2 5/3 5/4 5/5 | 4 | 6 | 3 | 17 | |
| 41. | 4/5 5/2 5/4 5/5 5/9 | 2 | 2 | 1 | 3 | |
| 42. | 4/5 5/3 5/4 5/5 5/6 | 1 | 2 | 1 | 4 | |
| 43. | 4/5 5/3 5/4 5/5 5/7 | 1 | 2 | 2 | 3 | |
| 44. | 4/5 5/3 5/4 5/5 5/11 | 1 | 1 | 2 | 7 | |
| 45. | 4/5 5/4 5/5 5/6 5/8 | 1 | 1 | 1 | 3 |
