登录
OEIS由OEIS基金会的许多慷慨捐赠者

 

标志
提示
(来自的问候整数序列在线百科全书!)
A230694型 T(n,k)=(n+2)X(k+2)0..2数组X(i,j)的数量,每个元素水平、垂直、对角或反对角线紧邻至少两个元素,值为(X(i、j)+1)mod 3,左上角元素为零 5
2, 4, 4, 21, 12, 21, 139, 144, 144, 139, 913, 2494, 9430, 2494, 913, 6276, 39504, 442490, 442490, 39504, 6276, 43544, 697059, 18880359, 50969202, 18880359, 697059, 43544, 301609, 12059186, 845419469, 5571354016, 5571354016, 845419469, 12059186 (列表;桌子;图表;参考;;历史;文本;内部格式)
抵消
1,1
评论
表格开始
......2.........4............21............139.............913............6276
......4........12...........144...........2494...........39504..........697059
.....21.......144..........9430.........442490........18880359.......845419469
....139......2494........442490.......50969202......5571354016....635625937026
....913.....39504......18880359.....5571354016...1548060050659.450250672900459
...6276....697059.....845419469...635625937026.450250672900459
..43544..12059186...37380126077.71568693539665
.301609.208611750.1652305192566
链接
配方奶粉
k列的经验值:
k=1:[订单22]
k=2:[订单94]
例子
n=2k=4的一些解
..0..2..0..2..1..0....0..2..2..1..0..1....0..1..2..2..2..0....0..1..0..2..1..0
..1..1..0..1..2..1....1..1..0..0..2..2....1..2..0..0..1..1....2..1..2..0..1..2
..0..2..1..2..2..0....0..2..1..1..0..1....1..2..2..1..2..0....0..0..0..2..0..0
..2...0..1..0...2...2...0..1..2...0...2...0..1..1...0...2...2...1...2...2...2...2...2...2...2...2...2...2...1...2
交叉参考
关键词
非n,
作者
R.H.哈丁2013年10月27日
状态
经核准的

查找|欢迎光临|维基|注册|音乐|地块2|演示|索引|浏览|更多|网络摄像头
贡献新序列。或评论|格式|样式表|转换|超级搜索|最近
OEIS社区|维护人OEIS基金会。

许可协议、使用条款、隐私政策。

上次修改时间:2024年4月25日23:59 EDT。包含371989个序列。(在oeis4上运行。)