A152801 as tables, graphs or sounds

A152801 formatted as a simple table:

`n`		`a(n)`
`0`		`1`
`1`		`2`
`2`		`5`
`3`		`21`
`4`		`87`
`5`		`378`
`6`		`1682`
`7`		`7596`
`8`		`34688`
`9`		`159724`
`10`		`740243`
`11`		`3448579`
`12`		`16134813`
`13`		`75760294`
`14`		`356811308`
`15`		`1684882778`
`16`		`7974184903`
`17`		`37815280813`
`18`		`179644013528`
`19`		`854749753320`
`20`		`4072634928710`
`21`		`19429522879905`
`22`		`92799859650401`

[1,2,5,21,87,378,1682,7596,34688,159724,740243, 3448579,16134813,75760294,356811308,1684882778, 7974184903,37815280813,179644013528,854749753320, 4072634928710,19429522879905,92799859650401]

Last modified December 18 21:37 EST 2009. Contains 171024 sequences.

AT&T Labs Research