|
1, 3, 9, 36, 165, 768, 4212, 24573, 146949, 994608, 6824064, 49026783, 382079820, 3012960603, 24957495705, 216087717621, 1931094309909, 17705427261168, 169400058948720, 1679587464655155, 16724057142118920, 174698022293109813, 1876447876721132955
(列表;图表;参考;听;历史;文本;内部格式)
|
|