A075391 Product/n^n of n-th group in A075383.

1, 2, 6, 120, 180, 36288, 6720, 24710400, 227026800, 12108096000, 121080960, 197110116403200, 67365043200, 201490341212160000, 1001829765736800000, 850009620666286080000, 2144384782848000, 5991810785878910952960000

Offset

1,2

Links

Table of n, a(n) for n=1..18.

Formula

A075387(n)/(n^n)

Crossrefs

Cf. A075383, A075384, A075385, A075386, A075387.

Sequence in context: A231537 A303441 A377064 * A376378 A212158 A058251

Adjacent sequences: A075388 A075389 A075390 * A075392 A075393 A075394

Keyword

nonn

Author

Amarnath Murthy, Sep 22 2002

Extensions

More terms from David Wasserman, Jan 17 2005

Status

approved