显示找到的4个结果中的1-4个。
第页1
0, 1, 2, 3, 4, 5, 6, 7, 6, 5, 4, 3, 2, 1, 2, 3, 4, 5, 6, 7, 8, 7, 6, 5, 4, 3, 2, 3, 4, 5, 6, 7, 8, 9, 8, 7, 6, 5, 4, 3, 4, 5, 6, 7, 8, 9, 10, 9, 8, 7, 6, 5, 4, 5, 6, 7, 8, 9, 10, 11, 10, 9, 8, 7, 6, 5, 6, 7, 8, 9, 10, 11, 12, 11, 10, 9, 8, 7, 6, 7, 8, 9, 10
链接
常系数线性递归的索引项,签名(1,0,0,00,0,1,0,0,0,0+0,0,0,0,1)。
配方奶粉
当n>13时,a(n)=a(n-1)+a(n-13)-a(n-14)。
a(n)=总和{i=1..n}(-1)^楼层((2*i-2)/13)。
数学
表[Sum[(-1)^Floor[(2i-2)/13],{i,n}],{n,0,100}]
0, 1, 2, 3, 4, 5, 6, 7, 8, 7, 6, 5, 4, 3, 2, 1, 2, 3, 4, 5, 6, 7, 8, 9, 8, 7, 6, 5, 4, 3, 2, 3, 4, 5, 6, 7, 8, 9, 10, 9, 8, 7, 6, 5, 4, 3, 4, 5, 6, 7, 8, 9, 10, 11, 10, 9, 8, 7, 6, 5, 4, 5, 6, 7, 8, 9, 10, 11, 12, 11, 10, 9, 8, 7, 6, 5, 6, 7, 8, 9, 10, 11
链接
常系数线性递归的索引项,签名(1,0,0,00,0,1,0,0,0,0+0,0,0-0,1,-1)。
配方奶粉
a(n)=总和{i=1..n}(-1)^楼层((2*i-2)/15)。
当n>15时,a(n)=a(n-1)+a(n-15)-a(n-16)。
数学
表[Sum[(-1)^Floor[(2i-2)/15],{i,n}],{n,0,100}]
0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 8, 7, 6, 5, 4, 3, 2, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 9, 8, 7, 6, 5, 4, 3, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 10, 9, 8, 7, 6, 5, 4, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 11, 10, 9, 8, 7, 6, 5, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 12, 11, 10
配方奶粉
a(n)=总和{i=1..n}(-1)^楼层((2*i-2)/17)。
当n>17时,a(n)=a(n-1)+a(n-17)-a(n-18)。
MAPLE公司
a: =n->添加((-1)^楼层((2*i-2)/17),i=1..n):序列(a(n),n=0..200);
数学
表[Sum[(-1)^Floor[(2 i-2)/17],{i,n}],{n,0100}]
线性递归[{1,0,0,0,0,0,1,0,0,0(*哈维·P·戴尔2024年8月25日*)
0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 9, 8, 7, 6, 5, 4, 3, 2, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 10, 9, 8, 7, 6, 5, 4, 3, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 11, 10, 9, 8, 7, 6, 5, 4, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 12, 11, 10, 9, 8, 7, 6, 5, 4, 5, 6, 7, 8
链接
常系数线性递归的索引项,签名(1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,-1)。
配方奶粉
a(n)=总和{i=1..n}(-1)^楼层((2*i-2)/19)。
当n>19时,a(n)=a(n-1)+a(n-19)-a(n-20)。
数学
表[Sum[(-1)^Floor[(2i-2)/19],{i,n}],{n,0,100}]
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