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A269537型 |
| T(n,k)=长度为n 0..k的数组的数量,与上一个重复值的差异不超过1。 |
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12
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2, 3, 4, 4, 9, 6, 5, 16, 24, 10, 6, 25, 60, 64, 14, 7, 36, 120, 222, 164, 22, 8, 49, 210, 568, 804, 418, 30, 9, 64, 336, 1210, 2648, 2878, 1048, 46, 10, 81, 504, 2280, 6890, 12214, 10192, 2614, 62, 11, 100, 720, 3934, 15324, 38878, 55836, 35812, 6468, 94, 12, 121
(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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1,1
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评论
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表格开始
..2.....3......4.......5........6.........7.........8..........9.........10
..4.....9.....16......25.......36........49........64.........81........100
..6....24.....60.....120......210.......336.......504........720........990
.10....64....222.....568.....1210......2280......3934.......6352.......9738
.14...164....804....2648.....6890.....15324.....30464......55664......95238
.22...418...2878...12214....38878....102202....234358.....485038.....926854
.30..1048..10192...55836...217714....677200...1792788....4205812....8981446
.46..2614..35812..253418..1211476.4462414.13648124..36313762..86704348
.62..6468.125012.1143256..6705102..29265308.103462888..312366672..834223586
.94.15942.434110.5131592.36939610.191134204.781425950.2678039200.8002547722
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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-1)+2*a(n-2)-2*a(n-3)
k=2:a(n)=4*a(n-1)-a(n-2)-10*a
k=3:a(n)=7*a(n-1)-9*a
k=4:a(n)=14*a(n-1)-65*a(n-2)+80*a
k=5:[顺序7]
k=6:[顺序9]
k=7:[顺序9]
第n行的经验值:
n=1:a(n)=n+1
n=2:a(n)=n^2+2*n+1
n=3:a(n)=n^3+3*n^2+2*n
n=4:a(n)=n^4+4*n^3+3*n^2+2*n
n=5:a(n)=n^5+5*n^4+4*n^3+6*n^2-2*n
n=6:a(n)=n^6+6*n^5+5*n^4+12*n^3-6*n^2+6*n-2
n=7:a(n)=n ^7+7*n ^6+6*n ^5+20*n ^4-12*n ^3+22*n ^2-18*n+4
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例子
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n=6 k=4的一些解
..2. .4. .4. .0. .3. .0. .0. .3. .1. .2. .2. .3. .2. .1. .4. .0
..4. .3. .1. .3.2。2. .3. .0. .2. .0. .1. .0. .1. .3. .0. .2
..3. .2. .0. .1. .1. .4. .1. .0. .3. .3.3。1. .3. .0. .4. .2
..2. .1. .1. .2. .1. .0. .3. .2. .3. .4. .1. .0. .4. .2. .1. .4
..0. .3. .1. .2. .0. .1. .1. .4. .2. .1.1.1。1. .1. .4. .1. .0
..2. .1. .2. .4. .2. .1. .2. .0. .0. .2. .2. .2. .3. .2. .4. .4
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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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