Combinatie
1-3-6-8 van Berend Jan van der Zwaag
1 |
Does it contain two non-4-touching dominoes? (Touching at the corners is allowed.) |
3 |
Does it fit together with two copies of another pentomino in a 3x5 rectangle? |
6 |
Does it fit inside a 2x5 rectangle? |
8 |
Does it fit together with a tromino and a tetromino in a 3x4 rectangle? |
F | I | L | N | P | T | U | V | W | X | Y | Z | |
1 |
N | Y | Y | Y | N | N | Y | Y | Y | N | N | Y |
3 |
N | Y | Y | N | N | Y | N | Y | N | Y | Y | Y |
6 |
N | Y | Y | Y | Y | N | Y | N | N | N | Y | N |
8 |
N | N | Y | N | Y | Y | Y | Y | Y | N | Y | N |
Solution 1 |
Solution 3 |
Solution 6 | Solution 8 |