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A186902号
T(n,k)=每个2X2子块行列式正好等于一个或两个水平和垂直相邻2X2个子块行列列式的(n+1)X(k+1)二进制数组的数目
9
0, 30, 30, 76, 148, 76, 234, 140, 140, 234, 632, 406, 444, 406, 632, 1832, 1246, 1692, 1692, 1246, 1832, 5182, 3106, 3948, 5401, 3948, 3106, 5182, 14860, 7240, 13894, 14437, 14437, 13894, 7240, 14860, 42346, 19040, 35270, 49303, 39372, 49303, 35270
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1,2
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表格开始
......0.....30......76.....234......632......1832.......5182.......14860
.....30....148.....140.....406.....1246......3106.......7240.......19040
.....76....140.....444....1692.....3948.....13894......35270......122820
....234....406....1692....5401....14437.....49303.....171877......608194
....632...1246....3948...14437....39372....158437.....554824.....2203303
...1832...3106...13894...49303...158437....703983....2920816....12599670
...5182...7240...35270..171877...554824...2920816...14050512....85310077
..14860..19040..122820..608194..2203303..12599670...85310077...523902288
..42346..49004..328174.1974583..7843906..53255787..380380974..2795274149
.121016.124974.1091770.6828851.30466049.237167117.2084921316.16608468926
链接
例子
4X3的一些解决方案
..0..1..1....1..1..0....0..1..1....1..1..0....0..0..0....0..0..1....0..1..0
..1..1..0....0..1..1....1..1..0....0..1..1....0..1..1....1..1..1....1..1..1
..0..0..0....0..0..0....1..1..0....0..0..1....1..1..0....1..1..0....1..0..1
..1..0..0....0..1..1....0..1..1....1..0..1....0..1..1....0..1..1....1..0..1
关键词
非n,
作者
R.H.哈丁2011年2月28日
状态
经核准的