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(来自的问候整数序列在线百科全书!)
A298093型 T(n,k)=nXk 0..1数组的数量,每个元素等于1、2、4或7个主移动相邻元素,左上角元素为零。 6
0, 1, 1, 1, 3, 1, 2, 7, 7, 2, 3, 13, 15, 13, 3, 5, 23, 19, 19, 23, 5, 8, 49, 21, 30, 21, 49, 8, 13, 95, 33, 53, 53, 33, 95, 13, 21, 177, 53, 92, 45, 92, 53, 177, 21, 34, 359, 77, 149, 87, 87, 149, 77, 359, 34, 55, 705, 111, 250, 150, 171, 150, 250, 111, 705, 55, 89, 1351, 171, 426 (列表;桌子;图表;参考;;历史;文本;内部格式)
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1,5
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表格开始
..0...1...1...2...3...5...8..13..21...34...55...89..144...233...377...610...987
..1...3...7..13..23..49..95.177.359..705.1351.2689.5303.10321.20423.40353.79223
..1…7.15..19..21..33..53.77.111..171..269..415..643..1013.1605.2543.4041
..2..13..19..30..53..92.149.250.426..809.1456.2602.4606..8096.14731.27112.49118
..3..23..21..53..45..87.150.216.249..423..711..980.1560..2431..3368..5598..8655
..5..49..33..92..87.171.203.328.484..782.1106.1905.2833..4428..7210.11516.17938
..8..95..53.149.150.203.229.365.410..734..917.1484.2077..2943..4659..7326.10594
.13.177..77.250.216.328.365.417.593..783.1086.1490.1929..2529..3490..4795..6787
.21.359.111.426.249.484.410.593.822.1041.1437.2208.3116..4525..6831.10816.16439
链接
公式
k列的经验值:
k=1:a(n)=a(n-1)+a(n-2)
k=2:a(n)=3*a(n-1)-2*a(n-2)+4*a(n-3)-10*a(-n-4)+4*a(n-5),对于n>6
k=3:a(n)=2*a(n-1)-a(n-4)-a
k=4:对于n>40,[顺序35]
k=5:对于n>86,[订单82]
示例
n=7 k=4的一些解
..0..1..0..0. .0..1..0..0. .0..0..0..1. .0..1..0..1. .0..0..1..0
..0..1..1..1. .1..0..1..1. .0..1..0..1. .0..1..0..1. .1..1..0..1
..1.0...1.0。0..1..0..1。1..1..0..0. .0..1..0..1. .1..0..1..0
..1..0..1..0. .1..0..1..1. .1..1..0..0. .1..1..1..0. .1..1..1..0
..0..1..1..1. .0..1..0..0. .0..1..0..1. .0..0..1..0. .1..1..1..0
..0..1..0..0. .1..0..1..0. .1..0..1..0. .1..1..0..1. .1..0..1..0
..0..1..1..0. .1..0..0..0. .0..1..0..1. .1..0..1..0. .0..0..1..1
交叉参考
第1列是A000045号(n-1)。
第2列为A297852型.
第3列为A297853型.
关键词
非n,
作者
R.H.哈丁2018年1月12日
状态
经核准的

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