A000167 as tables, graphs or sounds

A000167 formatted as a simple table:

`n`		`a(n)`
`0`		`0`
`1`		`0`
`2`		`0`
`3`		`1`
`4`		`2`
`5`		`9`
`6`		`49`
`7`		`306`
`8`		`2188`
`9`		`17810`
`10`		`162482`
`11`		`1642635`
`12`		`18231462`
`13`		`220420179`
`14`		`2883693795`
`15`		`40592133316`
`16`		`611765693528`
`17`		`9828843229764`
`18`		`167702100599524`
`19`		`3028466654021205`
`20`		`57708568527002410`
`21`		`1157199837194069405`

[0,0,0,1,2,9,49,306,2188,17810,162482,1642635, 18231462,220420179,2883693795,40592133316, 611765693528,9828843229764,167702100599524, 3028466654021205,57708568527002410, 1157199837194069405]

Last modified November 25 13:47 EST 2009. Contains 167481 sequences.

AT&T Labs Research