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A299528型
T(n,k)=nXk 0..1个数组的数量,每个元素等于1、3、4、5、6或8,移动相邻元素,左上角元素为零。
7
0, 1, 1, 0, 4, 0, 1, 4, 4, 1, 0, 16, 1, 16, 0, 1, 48, 12, 12, 48, 1, 0, 88, 35, 166, 35, 88, 0, 1, 240, 60, 537, 537, 60, 240, 1, 0, 704, 269, 2573, 7116, 2573, 269, 704, 0, 1, 1600, 873, 16538, 26670, 26670, 16538, 873, 1600, 1, 0, 4032, 1985, 83533, 258389, 278292
抵消
1,5
评论
表格开始
.0....1....0......1........0.........1...........0.............1
.1....4....4.....16.......48........88.........240...........704
.0....4....1.....12.......35........60.........269...........873
.1...16...12....166......537......2573.......16538.........83533
.0...48...35....537.....7116.....26670......258389.......3071901
.1...88...60...2573....26670....278292.....4719927......71687832
.0..240..269..16538...258389...4719927...135080376....3421183432
.1..704..873..83533..3071901..71687832..3421183432..167282094170
.0.1600.1985.420801.19928263.922790506.75654324618.5847633932248
链接
配方奶粉
k列的经验值:
k=1:a(n)=a(n-2)
k=2:a(n)=2*a(n-1)+8*a(n-3)-8*a(n-4)-8*a(n-5)
k=3:n>18时[订单17]
k=4:对于n>56,[订单53]
例子
n=5k=4的一些解
..0..1..0..1. .0..0..1..1. .0..0..0..0. .0..0..0..0. .0..1..0..0
..0..1..0..1. .0..0..1..1. .1..1..0..0. .0..0..0..0. .0..1..0..0
..1..1..0..0. .0..0..1..1. .1..1..0..0. .0..0..0..0. .1..1..0..0
..1..1..0..0. .1..1..1..1. .1..1..0..1. .0..1..1..0. .1..1..1..0
..1..1..0..0. .0..0..1..1. .1..1..0..1. .0..1..1..0. .1..1..0..1
关键字
非n,
作者
R.H.哈丁2018年2月11日
状态
经核准的

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上次修改时间:2024年9月21日13:55 EDT。包含376087个序列。(在oeis4上运行。)