| DATA
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6, 6, 36, 66, 552, 1248, 11856, 29182, 294024, 754712, 7864656, 20741082, 221051304, 594135812, 6435862704, 17543490552, 192393047844, 530178286952, 5870767076544, 16318715568296, 182113708337928, 509795775623836
|
| EXAMPLE
|
Some solutions for n=8
..2....0....3....0....4....3....1....5....5....2....2....2....5....5....0....3
..4....5....5....5....2....3....0....1....1....2....3....1....3....0....5....4
..5....2....4....3....4....1....3....3....1....4....3....0....0....5....1....4
..2....3....4....0....0....4....0....0....4....1....2....3....4....4....3....2
..5....4....5....5....0....1....1....3....2....2....4....4....1....4....3....2
..0....2....4....4....4....3....1....0....3....0....1....1....4....4....2....1
..5....2....2....2....2....1....1....5....3....0....1....3....4....2....3....3
..3....2....5....1....4....4....1....3....3....5....4....0....3....4....1....5
|