A012234 as tables, graphs or sounds

A012234 formatted as a simple table:

`n`		`a(n)`
`0`		`1`
`1`		`1`
`2`		`9`
`3`		`281`
`4`		`13233`
`5`		`1179729`
`6`		`144386553`
`7`		`25501409961`
`8`		`5869292202465`
`9`		`1744083324947745`
`10`		`643531258862953065`
`11`		`289976769842011018425`
`12`		`156375721502624955046545`
`13`		`99525811638120512862203505`

[1,1,9,281,13233,1179729,144386553,25501409961, 5869292202465,1744083324947745,643531258862953065, 289976769842011018425,156375721502624955046545, 99525811638120512862203505]

Last modified November 27 22:38 EST 2009. Contains 167602 sequences.

AT&T Labs Research