Added 1x8.
Added 1x5 and 1x6. Replaced 1x3.
Added 2x2 and 2x3.
1 x 1 (Area = 9), 1 x 2 (Area = 9), 1 x 3 (Area = 42), 1 x 4 (Area = 56)
1 x 5 (Area = 165), 1 x 6 (Area = 156)
1 x 8 (Area = 432)
2 x 2 (Area = 36), 2 x 3 (Area = 104)
Added 1x5 and 1x6. Replaced 1x3.
Added 2x2 and 2x3.
1 x 1 (Area = 9), 1 x 2 (Area = 9), 1 x 3 (Area = 42), 1 x 4 (Area = 56)
1 x 5 (Area = 165), 1 x 6 (Area = 156)
2 x 2 (Area = 36), 2 x 3 (Area = 104)
Added 1x8.
Added 1x5 and 1x6. Replaced 1x3.
1 x 1 (Area = 9), 1 x 2 (Area = 9), 1 x 3 (Area = 42), 1 x 4 (Area = 56)
1 x 5 (Area = 165), 1 x 6 (Area = 156)
1 x 8 (Area = 432)
2 x 2 (Area = 36), 2 x 3 (Area = 104)
Added 1x5 and replaced1x6. Replaced 1x3 with smaller solution.
Added 2x2 and 2x3.
1 x 1 (Area = 9), 1 x 2 (Area = 9), 1 x 3 (Area = 42), 1 x 4 (Area = 56)
1 x 5 (Area = 165), 1 x 6 (Area = 156)
2 x 2 (Area = 36), 2 x 3 (Area = 104)
Added 1x5 and replaced 1x3 with smaller solution.
Added 2x2 and 2x3.
1 x 1 (Area = 9), 1 x 2 (Area = 9), 1 x 3 (Area = 42), 1 x 4 (Area = 56)
1 x 5 (Area = 165)
2 x 2 (Area = 36), 2 x 3 (Area = 104)
Added 1x5 and 1x6. Replaced 1x3.
Added 2x2 and 2x3.
1 x 1 (Area = 9), 1 x 2 (Area = 9), 1 x 3 (Area = 42), 1 x 4 (Area = 56)
1 x 5 (Area = 165), 1 x 6 (Area = 156)
2 x 2 (Area = 36), 2 x 3 (Area = 104)
ReplacedAdded 1x5 and replaced 1x3 with smaller solution.
Added 2x2 and 2x3.
1 x 1 (Area = 9), 1 x 2 (Area = 9), 1 x 3 (Area = 42), 1 x 4 (Area = 56)
1 x 5 (Area = 165)
2 x 2 (Area = 36), 2 x 3 (Area = 104)
Replaced 1x3 with smaller solution.
Added 2x2 and 2x3.
1 x 1 (Area = 9), 1 x 2 (Area = 9), 1 x 3 (Area = 42), 1 x 4 (Area = 56)
2 x 2 (Area = 36), 2 x 3 (Area = 104)
Added 1x5 and replaced 1x3 with smaller solution.
Added 2x2 and 2x3.
1 x 1 (Area = 9), 1 x 2 (Area = 9), 1 x 3 (Area = 42), 1 x 4 (Area = 56)
1 x 5 (Area = 165)
2 x 2 (Area = 36), 2 x 3 (Area = 104)