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| Pentominos home · Puzzle 4x10 · Solution 640 and related solutions | ||||
| 640 | | 455 28 | | Ex:FNUY|FUWX |
| 640 | | 534 13 | | Ex:FNPU|FNWZ |
| 640 | | 618 11 | | Ex:PV|PT |
| 640 | | 623 10 | | Ex:PV|PZ |
| 640 | | 631 26 | | Ex*:PUVY|PTUY |
| 640 | | 632 27 | | Ry*:PUVY |
| 640 | | 633 28 | | Ex*:PUVY|PUYZ |
| 640 | | 641 23 | | Ex:FUY|UWX |
| 640 | | 642 31 | | Ex:FPUY|FPYZ |
| 640 | | 643 29 | | Ex:FPUY|FPYZ |
| 640 | | 644 34 | | Ex:FPUY|UXYZ |
| 640 | | 960 29 | | Ex:FNUY|FUWX |