| 数据
|
0, 1, 3, 8, 22, 58, 158, 425, 1161, 3175, 8751, 24192, 67239, 187459, 524579, 1472086, 4142639, 11685501, 33036492, 93583873, 265589158, 754998424, 2149588878, 6128914829, 17497927510, 50017546412, 143137957590, 410062891934, 1175925220607,3375322972597
|