A138803 as tables, graphs or sounds

A138803 formatted as a simple table:

`n`		`a(n)`
`1`		`0`
`2`		`1`
`3`		`3`
`4`		`8`
`5`		`20`
`6`		`47`
`7`		`105`
`8`		`224`
`9`		`456`
`10`		`881`
`11`		`1595`
`12`		`2632`
`13`		`3692`
`14`		`3359`
`15`		`-2927`
`16`		`-27776`
`17`		`-103088`
`18`		`-304607`
`19`		`-803149`
`20`		`-1966392`
`21`		`-4549884`
`22`		`-10029361`
`23`		`-21114759`
`24`		`-42375200`
`25`		`-80491880`
`26`		`-142437359`
`27`		`-226667157`
`28`		`-294543992`
`29`		`-191015460`
`30`		`556551487`
`31`		`3216934945`

[0,1,3,8,20,47,105,224,456,881,1595,2632,3692, 3359,-2927,-27776,-103088,-304607,-803149, -1966392,-4549884,-10029361,-21114759,-42375200, -80491880,-142437359,-226667157,-294543992, -191015460,556551487,3216934945]

Last modified December 17 13:29 EST 2009. Contains 170826 sequences.

AT&T Labs Research