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A183429号
T(n,k)=无元素的nXk 0..2数组数量的一半等于其行和加上其列和mod 3
6
1, 3, 3, 9, 9, 9, 27, 32, 32, 27, 81, 129, 256, 129, 81, 243, 513, 2097, 2097, 513, 243, 729, 2048, 16384, 62694, 16384, 2048, 729, 2187, 8193, 131072, 568053, 568053, 131072, 8193, 2187, 6561, 32769, 1048959, 9465579, 16777215, 9465579, 1048959, 32769
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1,2
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表格开始
.....1......3.......9........27........81.......243.......729.......2187
.....3......9......32.......129.......513......2048......8193......32769
.....9.....32.....256......2097.....16384....131072...1048959....8388608
....27....129....2097.....62694....568053...9465579.153369936.2690956971
....81....513...16384....568053..16777215.536870912
...243...2048..131072...9465579.536870912
...729...8193.1048959.153369936
..2187..32769.8388608
..6561.131072
.19683
链接
例子
5X4的一些解决方案
..0..0..2..1....0..0..1..0....0..0..0..0....0..0..0..2....0..0..2..1
..0..0..2..1....1..0..0..2....0..2..2..0....2..0..1..0....2..0..1..0
..0..1..1..0....0..0..1..0....2..0..1..0....1..0..0..2....0..1..2..0
..0..1..0..1....1..2..0..2....1..2..1..0....0..2..1..1....2..0..0..0
..2..2..1..0....1..2..0..0....1..1..1..1....0..0..0..2....0..1..1..1
关键词
非n,
作者
R.H.哈丁2011年1月4日
状态
经核准的