搜索: 编号:a180983
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1980年
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| T(n,k)=底((n*k)/2)为1,行按字典序非递减顺序排列,列按严格递增顺序排列的nXk二元矩阵的个数 |
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+0 2
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1, 1, 1, 0, 2, 1, 0, 1, 4, 1, 0, 1, 6, 6, 1, 0, 0, 10, 20, 9, 1, 0, 0, 9, 71, 49, 12, 1, 0, 0, 6, 200, 368, 109, 16, 1, 0, 0, 3, 450, 2403, 1502, 222, 20, 1, 0, 0, 1, 780, 13059, 19929, 5208, 412, 25, 1, 0, 0, 0, 1042, 60488, 238535, 135984, 15983, 712, 30, 1, 0, 0, 0, 1084
(列表;桌子;图表;参考文献;听;历史;文本;内部格式)
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1,5
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评论
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表格开始
.1..1....0......0........0..........0............0..............0
.1..2....1......1........0..........0............0..............0
.1..4....6.....10........9..........6............3..............1
.1..6...20.....71......200........450..........780...........1042
.1…9…49…368…2403…13059…60488…221320
1.12…109…1502…19929…238535…2448773…21398553
.1.16..222...5208...135984....3267300.....73506103.....1350956543
.1.20..412..15983...755144...36506260...1632383886....64732546521
.1.25..712..44485..3831820..348892547..32320317217..2541063599189
.1.30.1177.114320.16788240.2938265005.519815199311.85375670050862
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例子
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3X4的所有解决方案
..0..0..0..1....0..0..0..1....0..0..0..1....0..0..1..1....0..0..1..1
..0..0..1..1....0..1..1..0....0..1..1..1....0..0..1..1....0..1..0..1
..0..1..1..1....1..0..1..1....1..0..1..0....0..1..0..1....0..1..1..0
...
..0..0..1..1....0..0..1..1....0..0..1..1....0..0..1..1....0..0..1..1
..0..1..0..1....0..1..0..1....0..1..0..1....0..1..0..0....0..1..0..1
..0..1..0..1....1..0..1..0....1..0..0..1....1..1..0..1....1..1..0..0
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