A144503 as tables, graphs or sounds

A144503 formatted as a simple table:

`n`		`a(n)`
`0`		`1`
`1`		`2`
`2`		`5`
`3`		`20`
`4`		`121`
`5`		`982`
`6`		`9933`
`7`		`120168`
`8`		`1692273`
`9`		`27196522`
`10`		`491229653`
`11`		`9851789564`
`12`		`217230600041`
`13`		`5223386190526`
`14`		`136025271553693`
`15`		`3813930989693904`
`16`		`114553954962370785`
`17`		`3669540489785558994`
`18`		`124878930607671376549`
`19`		`4499311042365955114724`
`20`		`171098698540513965736025`

[1,2,5,20,121,982,9933,120168,1692273,27196522, 491229653,9851789564,217230600041,5223386190526, 136025271553693,3813930989693904, 114553954962370785,3669540489785558994, 124878930607671376549,4499311042365955114724, 171098698540513965736025]

Last modified December 7 08:40 EST 2009. Contains 170430 sequences.

AT&T Labs Research