A051399 as tables, graphs or sounds

A051399 formatted as a simple table:

`n`		`a(n)`
`0`		`0`
`1`		`1`
`2`		`2`
`3`		`5`
`4`		`31`
`5`		`745`
`6`		`89401`
`7`		`64368721`
`8`		`324418353841`
`9`		`13080548026869121`
`10`		`4746669267990266628481`
`11`		`17224713439683079541431852801`
`12`		`687555441429141549439426981886956801`
`13`		`329340156533265088807964627407023326809881601`

[0,1,2,5,31,745,89401,64368721,324418353841, 13080548026869121,4746669267990266628481, 17224713439683079541431852801, 687555441429141549439426981886956801, 329340156533265088807964627407023326809881601]

Last modified December 7 23:50 EST 2009. Contains 170430 sequences.

AT&T Labs Research