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| Pentominos home · Puzzle 5x9 · Solution 4221 and related solutions | ||||
| 4221 | | 4222 5 | | Ex:PUX|PUZ |
| 4221 | | 4237 5 | | Ex:PTUX|NPUZ |
| 4221 | | 4238 8 | | Ex:PTUX|NPUZ |
| 4221 | | 4896 10 | | Ex:FWY|FNY |
| 4221 | | 4901 10 | | Ex:FWXY|FNXY |
| 4221 | | 4903 11 | | Ex:FWXY|FNVY |
| 4221 | | 5131 5 | | Ex:FLWY|LNYZ |