hard 7×7 Set 2 Table Grid
2=5=36x
72x35x28x
6x5=3=2=42x4=
3=42x12=4=5=
28x24x15x
6=52=
70x1=4=30x21x7
Show solution
2457316
3165472
1532764
6371245
4726153
7643521
5214637