A033815 as tables, graphs or sounds

A033815 formatted as a simple table:

`n`		`a(n)`
`0`		`1`
`1`		`1`
`2`		`14`
`3`		`426`
`4`		`24024`
`5`		`2170680`
`6`		`287250480`
`7`		`52370755920`
`8`		`12585067447680`
`9`		`3854801333416320`
`10`		`1465957162768492800`
`11`		`677696237345719468800`
`12`		`374281829360322587827200`
`13`		`243388909697235614324812800`
`14`		`184070135024053703140543027200`

[1,1,14,426,24024,2170680,287250480,52370755920, 12585067447680,3854801333416320, 1465957162768492800,677696237345719468800, 374281829360322587827200, 243388909697235614324812800, 184070135024053703140543027200]

Last modified December 18 21:37 EST 2009. Contains 171024 sequences.

AT&T Labs Research