|
|
A086610型 |
| 系数三角形,按行读取,其中T(n,k)是f(x,y)中x^n*y^k的系数,满足f(x、y)=1/(1-x)-x^2/(1-x)^2+xy*f(x和y)^2。 |
|
1
|
|
|
1, 1, 1, 0, 2, 2, -1, 1, 6, 5, -2, -2, 6, 20, 14, -3, -6, -4, 30, 70, 42, -4, -10, -24, 0, 140, 252, 132, -5, -13, -48, -95, 70, 630, 924, 429, -6, -14, -66, -240, -350, 588, 2772, 3432, 1430, -7, -12, -66, -370, -1176, -1134, 3696, 12012, 12870, 4862, -8, -6, -36, -380, -2100, -5544, -2772, 20592, 51480, 48620, 16796
(列表;桌子;图表;参考;听;历史;文本;内部格式)
|
|
|
抵消
|
0,5
|
|
评论
|
|
|
链接
|
|
|
例子
|
排:
{1},
{1,1},
{0,2,2},
{-1,1,6,5},
{-2,-2,6,20,14},
{-3,-6,-4,30,70,42},
{-4,-10,-24,0,140,252,132},
{-5,-13,-48,-95,70,630,924,429},
{-6,-14,-66,-240,-350,588,2772,3432,1430},
{-7,-12,-66,-370,-1176,-1134,3696,12012,12870,4862}, ...
|
|
交叉参考
|
|
|
关键词
|
|
|
作者
|
|
|
状态
|
经核准的
|
|
|
|