A000393 as tables, graphs or sounds

A000393 formatted as a simple table:

`n`		`a(n)`
`1`		`0`
`2`		`0`
`3`		`0`
`4`		`0`
`5`		`0`
`6`		`0`
`7`		`1`
`8`		`6`
`9`		`26`
`10`		`94`
`11`		`308`
`12`		`941`
`13`		`2744`
`14`		`7722`
`15`		`21166`
`16`		`56809`
`17`		`149971`
`18`		`390517`
`19`		`1005491`
`20`		`2564164`
`21`		`6485901`
`22`		`16289602`
`23`		`40659669`
`24`		`100934017`
`25`		`249343899`
`26`		`613286048`
`27`		`1502515487`
`28`		`3667953650`
`29`		`8925161513`
`30`		`21652815724`
`31`		`52387028291`

[0,0,0,0,0,0,1,6,26,94,308,941,2744,7722,21166, 56809,149971,390517,1005491,2564164,6485901, 16289602,40659669,100934017,249343899,613286048, 1502515487,3667953650,8925161513,21652815724, 52387028291]

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

AT&T Labs Research