|
1, 2, 8, 26, 116, 454, 2050, 8794, 39660, 178810, 814012, 3754848, 17342124, 80797170, 378229240, 1774813836, 8382841888, 39623699326, 188152522980, 895426882954, 4269559367648, 20422364667082, 97782086198020, 469341302498804, 2256133502657678, 10859462256974084, 52368606518300482, 252753850113203114
(列表;图表;参考;听;历史;文本;内部格式)
|
|