A003298 as tables, graphs or sounds

A003298 formatted as a simple table:

`n`		`a(n)`
`0`		`1`
`1`		`18`
`2`		`648`
`3`		`2160`
`4`		`1399680`
`5`		`75582720`
`6`		`149653785600`
`7`		`2693768140800`
`8`		`8620058050560`
`9`		`7913213290414080`
`10`		`284875678454906880`
`11`		`25638811060941619200`
`12`		`155678860762037511782400`
`13`		`112088779748667008483328`

[1,18,648,2160,1399680,75582720,149653785600, 2693768140800,8620058050560,7913213290414080, 284875678454906880,25638811060941619200, 155678860762037511782400, 112088779748667008483328]

Last modified November 23 17:09 EST 2009. Contains 167438 sequences.

AT&T Labs Research