搜索: a19431-编号:a19431
|
|
A197426号
|
| nX3 0..4数组的数量,每个元素x等于其水平和垂直邻接数4,0,1,1,其中x=0,1,2,3,4 |
|
+10 1
|
|
|
4, 20, 68, 448, 2152, 10684, 55567, 280544, 1425111, 7280350, 37165198, 189316196, 965915209, 4926863205, 25123365839, 128156345456, 653685106884, 3334114760247, 17006120383127, 86741818975198, 442435364449588
(列表;图表;参考;听;历史;文本;内部格式)
|
|
|
偏移
|
1,1
|
|
评论
|
每个0紧挨着0 4,每个1紧挨着1 0,每个2紧挨着2 1,每个3紧挨着3 1,每个4紧挨着4 1
|
|
链接
|
|
|
配方奶粉
|
经验公式:a(n)=4*a(n-1)+8*a(n-2)+2*a(n3)-55*a(-n4)+13*a(v-5)-31*a 81*a(n-17)-61318*a+8349*a(n-25)-8652*a
|
|
例子
|
n=4的一些解
..1..1..1....1..1..0....1..1..2....0..1..2....1..2..0....1..1..0....1..0..0
..0...0...0...0...1...0...0...1...0...1...0...1...2...0...2...1...2...2...2...2...1
..0..0..0....1..1..2....1..1..2....1..2..0....1..1..1....1..3..1....1..1..2
..1..2..1....1..0..0....2..1..0....1..0..0....1..0..0....2..1..0....0..0..0
|
|
关键词
|
非n
|
|
作者
|
|
|
状态
|
经核准的
|
|
|
|
|
A197427号
|
| nX4 0..4数组的数量,每个元素x等于其水平和垂直邻接数4,0,1,1,其中x=0,1,2,3,4 |
|
+10 1
|
|
|
5, 71, 448, 5197, 43909, 410456, 4017895, 37566429, 351740354, 3301443327, 31135760775, 294213106126, 2771339919971, 26068700897789, 245447885397640, 2313251869240159, 21800440099050007, 205343629421991480
(列表;图表;参考;听;历史;文本;内部格式)
|
|
|
偏移
|
1,1
|
|
评论
|
每个0紧挨着0 4,每个1紧挨着1 0,每个2紧挨着2 1,每个3紧挨着3 1,每个4紧挨着4 1
|
|
链接
|
|
|
例子
|
对于n=5,一些包含所有值0到4的解
..2..1..1..0....0..0..1..2....1..3..1..0....2..1..0..1....2..1..0..1
..1..0..1..1....2..1..4..1....0..1..4..1....1..4..1..2....1..4..1..1
..2..1..4..1....1..3..1..0....0..1..1..2....0..1..1..0....0..1..3..0
..0..3..1..0....0..2..1..2....0..2..0..0....1..3..1..0....0..1..1..2
..0..1..2...0..1..0..1..0..1..0..1..2...1...0...2...1...1...1...1...0...0...1
|
|
关键词
|
非n
|
|
作者
|
|
|
状态
|
经核准的
|
|
|
|
|
A197428号
|
| nX5 0..4数组的数量,每个元素x等于其水平和垂直邻接数4,0,1,1,其中x=0,1,2,3,4 |
|
+10 1
|
|
|
9, 227, 2152, 43909, 720447, 11769456, 195632425, 3187783369, 53026008675, 881220874951, 14498616415957, 239536136122464, 3969393711476942, 65665510796270903, 1084945281836331610, 17938093372334278851
(列表;图表;参考;听;历史;文本;内部格式)
|
|
|
偏移
|
1,1
|
|
评论
|
每个0紧挨着0 4,每个1紧挨着1 0,每个2紧挨着2 1,每个3紧挨着3 1,每个4紧挨着4 1
|
|
链接
|
|
|
例子
|
某些解包含n=4的所有值0到4
..0..1..2..0..1....1..1..0..0..1....0..2..1..0..0....1..1..3..1..0
..1..4..1..0..2....0..1..3..1..1....0..1..4..1..2....0..0..1..4..1
..3..1..4..1..1....1..4..1..1..0....1..1..1..3..1....1..1..3..1..2
..1..0..1..1..0....2..1..0..2..1....1..0..0..0..0....2..1..0..0..0
|
|
关键词
|
非n
|
|
作者
|
|
|
状态
|
经核准的
|
|
|
|
|
A197429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4,0,1,1,其中x=0,1,2,3,4 |
|
+10 1
|
|
|
16、664、10684、410456、11769456、337295264、9869104795、292706228390、8642552356445、253114165333694、7454560598765350、220113696023686560、6476539750313171801、190545665782262046543、5615390905643680916267
(列表;图表;参考;听;历史;文本;内部格式)
|
|
|
偏移
|
1,1
|
|
评论
|
每个0紧挨着0 4,每个1紧挨着1 0,每个2紧挨着2 1,每个3紧挨着3 1,每个4紧挨着4 1
|
|
链接
|
|
|
例子
|
某些解包含n=4的所有值0到4
..0..1..2..0..0..0....1..2..0..0..0..0....0..1..2..1..0..0....0..0..0..0..0..0
..1..4..1..3..1..1....0..1..1..2..2..1....2..1..0..1..3..1....1..3..1..1..2..1
..1..1..0..1..1..2....0..1..4..1..1..3....1..4..1..4..1..2....1..1..4..1..0..2
..0..2..1..1..0..0....0..1..1..0..0..1....0..1..3..1..0..0....0..0..1..1..0..1
|
|
关键词
|
非n
|
|
作者
|
|
|
状态
|
经核准的
|
|
|
|
|
A197430号
|
| nX7 0..4数组的数量,每个元素x等于其水平和垂直邻接数4,0,1,1,其中x=0,1,2,3,4 |
|
+10 1
|
|
|
25, 2107, 55567, 4017895, 195632425, 9869104795, 529968166606, 27927270266251, 1461399711177586, 76357681634837889, 4016048479413867754, 210995429397329769859, 11066069030221109085243, 581180575552246936955138
(列表;图表;参考;听;历史;文本;内部格式)
|
|
|
偏移
|
1,1
|
|
评论
|
每个0紧挨着0 4,每个1紧挨着1 0,每个2紧挨着2 1,每个3紧挨着3 1,每个4紧挨着4 1
|
|
链接
|
|
|
例子
|
某些解包含n=4的所有值0到4
..0...0..1..2...0...0...0...0...0...1...3...0...0...0...1...0...0...1...0...1...0...1..1
..0..2..1..1..3..1..2....0..2..1..4..1..1..1....0..0..1..4..1..2..0
..1..1..0..0..1..4..1....1..1..4..1..0..0..1....1..1..3..1..1..0..0
..2..1..0..0..1..1..0....1..0..1..1..0..0..1....2..1..0..0..1..2..1
|
|
关键词
|
非n
|
|
作者
|
|
|
状态
|
经核准的
|
|
|
|
|
A197425号
|
| n X n 0..4个数组的数量,每个元素X等于其水平和垂直邻域的数量,X=0,1,2,3,4,等于4,0,1,1 |
|
+10 0
|
|
|
1, 9, 68, 5197, 720447, 337295264, 529968166606, 2583340386672393
(列表;图表;参考;听;历史;文本;内部格式)
|
|
|
偏移
|
1,2
|
|
评论
|
每个0紧挨着0 4,每个1紧挨着1 0,每个2紧挨着2 1,每个3紧挨着3 1,每个4紧挨着4 1
|
|
链接
|
|
|
例子
|
某些解包含n=4的所有值0到4
..2..1..0..1....1..0..0..0....1..2..0..0....0..1..2..0....1..3..1..0
..1..4..1..1....1..3..1..2....0..1..1..1....1..4..1..0....0..1..4..1
..0..1..1..0....0..1..4..1....0..1..4..1....3..1..1..0....0..2..1..3
..0..1..3..1....0..2..1..0....1..3..1..0....1..0..1..1....0..0..0..1
|
|
关键词
|
非n
|
|
作者
|
|
|
状态
|
经核准的
|
|
|
搜索在0.007秒内完成
|