| 数据
|
5, 46, 72, 313, 1001, 3315, 9045, 28091, 87900, 278545, 886735, 2839893, 9137066, 29485535, 95531190, 309974578, 1006908674, 3276702465, 10670545757, 34779631546, 113424839856, 370091478755, 1208010661000, 3944249049217
|
| 例子
|
n=5的一些解
..0..1..1..0..0..0. .0..1..1..0..1..0. .0..0..0..1..1..0. .0..1..0..1..1..0
..1..1..1..0..1..1. .1..1..1..1..1..0. .1...0...0..1..1.0...0...0...0..1..1..0
..1..0..0..0..1..0. .0..1..1..0..0..1. .0..1..1..0..0..1. .0..1..1..0..0..0
..1..0..0..0..0..0. .1..1..1..0..0..0. .0..1..1..0..0..0. .0..1..1..0..1..1
..1..0..1..0..1..0. .0..0..0..0..1..0. .0..1..1..0..1..0. .0..1..1..1..0..1
|