A059837 as tables, graphs or sounds

A059837 formatted as a simple table:

`n`		`a(n)`
`1`		`1`
`2`		`1`
`3`		`4`
`4`		`18`
`5`		`144`
`6`		`1200`
`7`		`14400`
`8`		`176400`
`9`		`2822400`
`10`		`45722880`
`11`		`914457600`
`12`		`18441561600`
`13`		`442597478400`
`14`		`10685567692800`
`15`		`299195895398400`
`16`		`8414884558080000`
`17`		`269276305858560000`
`18`		`8646761377013760000`
`19`		`311283409572495360000`

[1,1,4,18,144,1200,14400,176400,2822400,45722880, 914457600,18441561600,442597478400,10685567692800, 299195895398400,8414884558080000, 269276305858560000,8646761377013760000, 311283409572495360000]

Last modified December 16 17:18 EST 2009. Contains 170825 sequences.

AT&T Labs Research