A137749 as tables, graphs or sounds

A137749 formatted as a simple table:

`n`		`a(n)`
`1`		`1`
`2`		`30`
`3`		`13560`
`4`		`27785520`
`5`		`162030637440`
`6`		`2156625389318400`
`7`		`56857271240920550400`
`8`		`2686506065987036477184000`
`9`		`211180868835057744408834048000`
`10`		`26072812428113877344085395644416000`
`11`		`4829206317935252350431489703482654720000`

[1,30,13560,27785520,162030637440, 2156625389318400,56857271240920550400, 2686506065987036477184000, 211180868835057744408834048000, 26072812428113877344085395644416000, 4829206317935252350431489703482654720000]

Last modified December 6 22:55 EST 2009. Contains 170429 sequences.

AT&T Labs Research