easy Set 81 Table Grid
6=4=415+1=8+58+
3=2/5=8=87=4=41=
8=86=62=3=39+57=
12+3=6=6+21=18=
7=3=2=5=14+81
2=12+54/3=314+65+
2/4/9+7+
1=6=68+14+827=3=3
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64871532
32587416
81624357
57362148
73245681
25713864
48136725
16458273