A075358 as tables, graphs or sounds

A075358 formatted as a simple table:

`n`		`a(n)`
`1`		`1`
`2`		`3`
`3`		`20`
`4`		`30`
`5`		`336`
`6`		`5040`
`7`		`7920`
`8`		`154440`
`9`		`3603600`
`10`		`5765760`
`11`		`160392960`
`12`		`5079110400`
`13`		`8204716800`
`14`		`296541907200`
`15`		`11861676288000`
`16`		`520431047136000`
`17`		`857180548224000`
`18`		`41430393164160000`
`19`		`2163102632570880000`
`20`		`3569119343741952000`

[1,3,20,30,336,5040,7920,154440,3603600,5765760, 160392960,5079110400,8204716800,296541907200, 11861676288000,520431047136000,857180548224000, 41430393164160000,2163102632570880000, 3569119343741952000]

Last modified November 27 14:50 EST 2009. Contains 167570 sequences.

AT&T Labs Research