如图所示的三角形数阵叫“莱布尼兹调和三角形 它们是由整数的倒数组成的第n行有n个数且两端的数均为1n每个数是它下一行左右相邻两数的和如 Template




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tomski如图所示的三角形数阵叫“莱布尼兹调和三角形 它们是由整数的倒数组成的第n行有n个数且两端的数均为1n每个数是它下一行左右相邻两数的和如 coloring