hard Set 61 Table Grid
3=9=1=5=18+6-
13+81-4=5=6=
7=135x2=9=
420x1=7-10+3=80x
4=2=7=10+2-9=
9=11+82/
3=5=82-7=27x2
19+1-2=14+42x
8=2=1=27x140x6=
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439156728
987423561
673219845
715968234
542731689
296584317
358647192
164872953
821395476