| 数据
|
8, 31, 72, 306, 1197, 4849, 23037, 114810, 603229, 3319946, 18585700, 105379875, 603107047, 3467522323, 19998520262, 115602617979, 669078024352, 3875760664026, 22464758703891, 130258464383067, 755475828119163
|
| 例子
|
n=5的一些解
..0..1..0..1..0. .0..1..1..0..0. .0..1..0..1..1。0..1..0..0..0
..0..0..1..1..0. .1..1..1..1..1. .0..1..1..0..1. .1..1..0..1..0
..0..1..0..1..0. .1..1..1..0..1. .1..0..1..0..1. .1..1..1..1..0
..0..1..0..1..0. .0..1..1..0..1. .1..0..1..0..1. .1..1..0..0..0
..0..1..1.0...0。0..1..0..1..1。1..1..1..0..1. .0..1..0..1..0
|