A061639 as tables, graphs or sounds

A061639 formatted as a simple table:

`n`		`a(n)`
`0`		`0`
`1`		`1`
`2`		`1`
`3`		`1`
`4`		`4`
`5`		`10`
`6`		`28`
`7`		`85`
`8`		`262`
`9`		`829`
`10`		`2677`
`11`		`8776`
`12`		`29143`
`13`		`97825`
`14`		`331381`
`15`		`1131409`
`16`		`3889381`
`17`		`13450744`
`18`		`46764532`
`19`		`163357807`
`20`		`573064849`
`21`		`2018027719`
`22`		`7131064045`
`23`		`25278463756`
`24`		`89866690732`
`25`		`320328538033`
`26`		`1144591699069`
`27`		`4099050204445`

[0,1,1,1,4,10,28,85,262,829,2677,8776,29143,97825, 331381,1131409,3889381,13450744,46764532, 163357807,573064849,2018027719,7131064045, 25278463756,89866690732,320328538033, 1144591699069,4099050204445]

Last modified December 8 08:31 EST 2009. Contains 170430 sequences.

AT&T Labs Research