A024427 as tables, graphs or sounds

A024427 formatted as a simple table:

`n`		`a(n)`
`1`		`1`
`2`		`1`
`3`		`2`
`4`		`4`
`5`		`9`
`6`		`22`
`7`		`58`
`8`		`164`
`9`		`495`
`10`		`1587`
`11`		`5379`
`12`		`19195`
`13`		`71872`
`14`		`281571`
`15`		`1151338`
`16`		`4902687`
`17`		`21696505`
`18`		`99598840`
`19`		`473466698`
`20`		`2327173489`
`21`		`11810472444`
`22`		`61808852380`
`23`		`333170844940`
`24`		`1847741027555`

[1,1,2,4,9,22,58,164,495,1587,5379,19195,71872, 281571,1151338,4902687,21696505,99598840, 473466698,2327173489,11810472444,61808852380, 333170844940,1847741027555]

Last modified December 1 19:22 EST 2009. Contains 167811 sequences.

AT&T Labs Research