The configuration number is used to build the puzzle.
Digit #1 to digit #6 represent
the position of 6 pieces inside the puzzle.Digit #1 to digit #6
have a value from 1 to 7,and must all be different from each
other.The position of one piece is fixed.The position #8 and
the orientation of its piece is determined by the position and
orientation of the first 7 pieces.
Digit #7 to digit #12 represent the the orientation of 6 pieces
and have a value from 0 to 2.
Click on the buttons under the label "Types of rotations" to
move and rotate the pieces inside the puzzle.