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A264550型 |
| T(n,k)=0..(n+1)*(k+1)-1的排列的(n+1)X(k+1)个阵列的数量,其中每个元素具有定向索引变化-1,1-1,21,0或0,-1。 |
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14
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0, 1, 1, 1, 2, 0, 1, 6, 5, 0, 1, 16, 16, 10, 1, 3, 40, 36, 45, 21, 0, 3, 96, 172, 216, 133, 44, 0, 4, 240, 764, 1528, 1160, 400, 93, 1, 6, 608, 2728, 11728, 14852, 4640, 1204, 196, 0, 9, 1536, 9880, 66372, 163744, 105081, 23140, 3561, 413, 0, 12, 3840, 38818, 403920
(列表;桌子;图表;参考;听;历史;文本;内部格式)
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抵消
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1,5
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评论
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表格开始
.0...1.....1.......1.........1...........3.............3...............4
.1...2.....6......16........40..........96...........240.............608
.0...5....16......36.......172.........764..........2728............9880
.0..10....45.....216......1528.......11728.........66372..........403920
.1..21...133....1160.....14852......163744.......1573479........16103502
.0..44...400....4640....105081.....1994830......29691127.......480994368
.0..93..1204...23140....813473....25172836.....591482528.....15554895920
.1.196..3561..110592...6587227...316806958...11959837149....510948245264
.0.413.10554..501828..50597392..3939510885..234588752099..16034698666868
.0.870.31493.2390752.392445418.49105816488.4630258704238.508458281055496
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链接
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配方奶粉
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k列的经验值:
k=1:a(n)=a(n-3)
k=2:a(n)=2*a(n-1)+a(n-4)
k=3:[顺序15]
k=4:对于n>11,[顺序10]
k=5:[顺序84]
第n行的经验值:
n=1:a(n)=a(n-2)+a(n-3)+a(n-4)-a(n-6)
n=2:a(n)=2*a(n-1)+8*a(n-4)
n=3:[订单70]
n=4:对于n>59,[订单56]
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例子
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n=4k=4的一些解
..1..2..5..6..7....1..2..3..4..7....1..2..3..7..8....1..5..3..6..8
..0.10..8..3..4…0.10..8.11.12…0.10.11.12..4…0..7..2.12..4
.11.12.15.14..9....5..6.13.17..9....5..6.13.17..9...11.15.13.14..9
.16.20.18.13.23...16.20.18.21.14...16.20.18.21.14...10.20.18.22.23
.21.22.17.24.19...15.22.23.24.19...15.22.23.24.19...21.16.17.24.19
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交叉参考
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关键词
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作者
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状态
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经核准的
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