A157984 as tables, graphs or sounds

A157984 formatted as a simple table:

`n`		`a(n)`
`21`		`3`
`22`		`66`
`23`		`1518`
`24`		`36432`
`25`		`910800`
`26`		`23680800`
`27`		`639381600`
`28`		`17902684800`
`29`		`519177859200`
`30`		`15575335776000`
`31`		`482835409056000`
`32`		`15450733089792000`
`33`		`509874191963136000`
`34`		`17335722526746624000`
`35`		`606750288436131840000`
`36`		`21843010383700746240000`

[3,66,1518,36432,910800,23680800,639381600, 17902684800,519177859200,15575335776000, 482835409056000,15450733089792000, 509874191963136000,17335722526746624000, 606750288436131840000,21843010383700746240000]

Last modified December 4 23:11 EST 2009. Contains 170347 sequences.

AT&T Labs Research