A027000 as tables, graphs or sounds

A027000 formatted as a simple table:

`n`		`a(n)`
`1`		`1`
`2`		`13`
`3`		`54`
`4`		`171`
`5`		`487`
`6`		`1324`
`7`		`3525`
`8`		`9297`
`9`		`24418`
`10`		`64015`
`11`		`167691`
`12`		`439128`
`13`		`1149769`
`14`		`3010261`
`15`		`7881102`
`16`		`20633139`
`17`		`54018415`
`18`		`141422212`
`19`		`370248333`
`20`		`969322905`
`21`		`2537720506`
`22`		`6643838743`

[1,13,54,171,487,1324,3525,9297,24418,64015, 167691,439128,1149769,3010261,7881102,20633139, 54018415,141422212,370248333,969322905,2537720506, 6643838743]

Last modified December 10 12:37 EST 2009. Contains 170569 sequences.

AT&T Labs Research