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