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| A196076号 |
| nX6 0..4数组的数量，每个元素x等于其水平和垂直邻接数，x=0,1,2,3,4 |
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1
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0, 2, 8, 60, 296, 1126, 4237, 24210, 91541, 440533, 1942297, 8497706, 37987962, 169158221, 750990638, 3344857959, 14827515754, 65958541835, 293291341441, 1303464660150, 5793684155190, 25748199147004, 114445600714047
(列表;图表;参考;听;历史;文本;内部格式)
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偏移
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1,2
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评论
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每0紧挨着0 0，每1紧挨着1 3，每2紧挨着2 2，每3紧挨着3 1，每4紧挨着4 4
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链接
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例子
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n=4的一些解
..0..1..3..1..1..0....0..1..1..3..1..1....0..1..0..1..3..1....0..2..2..1..3..1
..2..2..1..1..3..1....1..3..1..1..1..3....1..3..1..1..1..0....1..2..2..0..1..1
..2..2..1..0..2..2....1..3..1..2..2..1....2..2..1..3..2..2....3..1..0..1..1..3
..0..1..3..1..2..2....0..1..0..2..2..0....2..2..0..1..2..2....1..0..1..3..1..1
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交叉参考
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关键词
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非n
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作者
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状态
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经核准的
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