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A330608型 |
| T(n,k)=P(n-k,k),其中P(n,x)=和{k=0..n}A053121号(n,k)*x^k.按行读取三角形,对于0<=k<=n。 |
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1, 0, 1, 1, 1, 1, 0, 2, 2, 1, 2, 3, 5, 3, 1, 0, 6, 12, 10, 4, 1, 5, 10, 30, 33, 7, 5, 1, 0, 20, 74, 110, 72, 26, 6, 1, 14, 35, 185, 366, 306, 135, 37, 7, 1, 0, 70, 460, 1220, 1300, 702, 228, 50, 8, 1, 42, 126, 1150, 4065, 5525, 3650, 1406, 357, 65, 9, 1
(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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0,8
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链接
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例子
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三角形开始:
[0] [ 1]
[1] [ 0, 1]
[2] [ 1, 1, 1]
[3] [ 0, 2, 2, 1]
[4] [ 2, 3, 5, 3, 1]
[5] [ 0, 6, 12, 10, 4, 1]
[6] [ 5, 10, 30, 33, 17, 5, 1]
[7] [ 0, 20, 74, 110, 72, 26, 6, 1]
[8] [14, 35, 185, 366, 306, 135, 37, 7, 1]
[9] [ 0, 70, 460, 1220, 1300, 702, 228, 50, 8, 1]
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MAPLE公司
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A053121号:=(n,k,x)->irem(n+k+1,2)*x^k*(k+1)*二项式(n+1,(n-k)/2)/(n+1):
seq(seq(P(n-k,k),k=0..n),n=0..10);
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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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