A009415 as tables, graphs or sounds

A009415 formatted as a simple table:

`n`		`a(n)`
`0`		`0`
`1`		`1`
`2`		`-1`
`3`		`5`
`4`		`-12`
`5`		`9`
`6`		`-105`
`7`		`1413`
`8`		`-8176`
`9`		`42801`
`10`		`-442665`
`11`		`5165445`
`12`		`-54556524`
`13`		`637139385`
`14`		`-8293744641`
`15`		`113478922053`
`16`		`-1717525727040`
`17`		`28284932778977`
`18`		`-475222905120177`
`19`		`8340834063368709`
`20`		`-159725733100784940`
`21`		`3244894614657423849`

[0,1,-1,5,-12,9,-105,1413,-8176,42801,-442665, 5165445,-54556524,637139385,-8293744641, 113478922053,-1717525727040,28284932778977, -475222905120177,8340834063368709, -159725733100784940,3244894614657423849]

Last modified December 16 17:18 EST 2009. Contains 170825 sequences.

AT&T Labs Research