[1,18,2160,423360,99792000,25499650176,
6797581959168,1860535606026240,518890571236477440,
146835076503772800000,42046646730013562757120,
12160617341681775057960960,
3547136319516173918512742400,
1042325945372157283978798694400,
308269259704090665806809006080000]
|