| DATA
|
8, 43, 172, 505, 1248, 2687, 5220, 9385, 15868, 25539, 39428, 58805, 85144, 120163, 165900, 224593, 298832, 391539, 505928, 645645, 814656, 1017335, 1258484, 1543341, 1877624, 2267451, 2719516, 3240965, 3839476, 4523383, 5301420, 6183009
|
| EXAMPLE
|
Some solutions for n=10
..7....9....8....6....7....7....6....3....3....0....0....3....4....2....2....6
.10....0....3....2....9....9...10....0....6....9....6....0....7....4....7....4
..2....8....2....9....7...10....3....4....8....1....9....6....0....1...10....9
..8....3....3...10....2....4....0....0....6....8....0....1....5....0....4....0
..3...10....1....0....9....6....6....3...10....5....9....5....2....1....4....2
.10....4....9....7....8...10....9....2....1....1....0....1....6....4....5....9
|