三角数组D(n,r),计算n个顶点上的非连通r-正则简单图的同构类。
C类
D类
E类
三角形
对于奇数,根据握手引理,没有-顶点数为奇数的正则图。所以,对于奇数,列序列计数已断开连接-正则简单图顶点。
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274 |
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1 |
对角线
- 答12.
- 答12.
- A184324号(k)
- =A8483型,用于.
- =A040001型(k)+A165652号(k+3),用于.
- 证明:,
- 哪里=三角形数.
- 我们有
- ,
- A8483型、和
- .
- (请注意和.)
- A184325号(k)
- =A051031号(2k+4.3)+A051031号(2k+3.2)
- =A005638号(k+2)+A008483号(2k+3)。
- A184326号(k)
- A217型;
- A217型,足够大;
- A217型;
- =E(k+5.4)+E(k+4.3)+A217型(E(k+3.2));
- =A033301号(k+5)+(k+1)模式2)。A005638号(k div 2+2)+A217型(A008483号(k+3));