3 Patterns
Alpha pattern #3837
#3837
20x20
21
2
2
0
0
0
75.0% by gstreed
Alpha pattern #3778
#3778
13x14
14
3
3
0
0
3
66.7% by gstreed
Alpha pattern #3777
#3777
13x30
14
2
2
0
0
0
100.0% by gstreed