A000770 as tables, graphs or sounds - OEIS

A000770 formatted as a simple table:

`n`		`a(n)`
`6`		`1`
`7`		`21`
`8`		`266`
`9`		`2646`
`10`		`22827`
`11`		`179487`
`12`		`1323652`
`13`		`9321312`
`14`		`63436373`
`15`		`420693273`
`16`		`2734926558`
`17`		`17505749898`
`18`		`110687251039`
`19`		`693081601779`
`20`		`4306078895384`

[1,21,266,2646,22827,179487,1323652,9321312, 63436373,420693273,2734926558,17505749898, 110687251039,693081601779,4306078895384]

Lookup | Welcome | Find friends | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Transforms | Puzzles | Hot | Classics
More pages | Superseeker | Maintained by N. J. A. Sloane (njas@research.att.com)

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

AT&T Labs Research

Legal Notice
© 2009 AT&T Intellectual Property. All Rights Reserved.