9x1=7x3=8x8=5x7=
5x3=7x2=2x3=1x3=
4x2=3x8=9x3=9x8=
1x4=3x1=1x7=4x8=
1x4=1x5=4x7=7x6=
8x6=4x4=7x2=8x4=
3x1=3x7=9x2=7x5=
8x1=3x2=2x6=9x6=
6x5=8x6=2x7=1x3=
3x6=4x1=2x7=3x8=
6x1=4x9=1x2=8x7=
3x2=7x8=7x2=4x2=
8x1=4x4=8x4=6x4=
4x6=5x8=7x8=4x7=
3x8=1x2=5x7=8x2=
6x3=6x7=9x1=1x8=
6x6=7x1=9x1=1x3=
9x5=2x7=9x4=4x1=
1x6=5x8=2x1=4x9=
3x5=4x8=7x8=3x7=
2x1=6x9=8x8=6x2=
1x6=1x4=6x4=7x6=