hard Set 42 Table Grid
7=18x8=6x4x5=
8=8144x
2=16+47=20+3x22+
1=96x2-
2=2
5=4=17+17+
18+1=2=23+7/
4=6=8=5/6x
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76832415
31257846
25478163
12546378
68315724
54763281
83124657
47681532