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4, 6, 8, 10, 8, 12, 16, 18, 8, 12, 16, 20, 16, 24, 32, 34, 8, 12, 16, 20, 16, 24, 32, 36, 16, 24, 32, 40, 32, 48, 64, 66, 8, 12, 16, 20, 16, 24, 32, 36, 16, 24, 32, 40, 32, 48, 64, 68, 16, 24, 32, 40, 32, 48, 64, 72, 32, 48, 64, 80, 64, 96, 128
(列表;图表;参考;听;历史;文本;内部格式)
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抵消
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0,1
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评论
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如果忽略diff1(n)行的第一项,并颠倒其余项的顺序,则会得到序列A191488号,参见示例;更多术语需要更高的行号。
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链接
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公式
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a((2*n+1)*2^p-1)=C(p)*A001316号(n) 当C(p)=(2^(p+1)+2)时,p>=0。
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例子
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diff1(n)的前几行作为三角形,行长度A000079号(p) p>=0时,为:
[7]
[14, 4]
[36, 8, 6, 4]
[98, 16, 12, 8, 10, 8, 6, 4]
[276, 32, 24, 16, 20, 16, 12, 8, 18, 16, 12, 8, 10, 8, 6, 4]
[794,64,48,32,40,32,24,16,36,32,24,16,20,16,12,8,34,32,24,16,20,16,12,8,18,16,12,8,10,8,6,4]
将diff1(n)的前几行减去第一项:
[4]
[4, 6, 8]
[4, 6, 8, 10, 8, 12, 16]
[4, 6, 8, 10, 8, 12, 16, 18, 8, 12, 16, 20, 16, 24, 32]
[4, 6, 8, 10, 8, 12, 16, 18, 8, 12, 16, 20, 16, 24, 32, 34, 8, 12, 16, 20, 16, 24, 32, 36, 16, 24, 32, 40, 32, 48, 64]
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MAPLE公司
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n最大值:=2^6;pmax:=ceil(对数(nmax)/log(2));A001316号:=n->如果n<=-1,则0否则2^添加(i,i=转换(n,base,2))fi:C:=过程(p):=2^(p+1)+2结束:对于从0到pmax的p,对于从0至nmax的n,do a((2*n+1)*2^p-1):=C(p)*A001316号(n) od:od:seq(a(n),n=0..nmax-2);
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交叉参考
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关键字
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非n,标签
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作者
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状态
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经核准的
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