A067608 as tables, graphs or sounds

A067608 formatted as a simple table:

`n`		`a(n)`
`1`		`1`
`2`		`1`
`3`		`3`
`4`		`6`
`5`		`53`
`6`		`496`
`7`		`81096`
`8`		`35292601`
`9`		`211275732504203`
`10`		`5013078952131335869356`
`11`		`4188494841905497365271738826910705731652978`
`12`		`13998172580873019733546655911268420464183123192214609601699428961`

[1,1,3,6,53,496,81096,35292601,211275732504203, 5013078952131335869356, 4188494841905497365271738826910705731652978, 13998172580873019733546655911268420464183123192214609601699428961]

Last modified December 4 15:11 EST 2009. Contains 170347 sequences.

AT&T Labs Research