A030972 as tables, graphs or sounds

A030972 formatted as a simple table:

`n`		`a(n)`
`1`		`1`
`2`		`2`
`3`		`8`
`4`		`35`
`5`		`179`
`6`		`1074`
`7`		`7518`
`8`		`60150`
`9`		`541353`
`10`		`5413533`
`11`		`59548868`
`12`		`714586417`
`13`		`9289623422`
`14`		`130054727910`
`15`		`1950820918654`
`16`		`31213134698477`
`17`		`530623289874116`
`18`		`9551219217734092`
`19`		`181473165136947766`
`20`		`3629463302738955334`

[1,2,8,35,179,1074,7518,60150,541353,5413533, 59548868,714586417,9289623422,130054727910, 1950820918654,31213134698477,530623289874116, 9551219217734092,181473165136947766, 3629463302738955334]

Last modified December 16 17:18 EST 2009. Contains 170825 sequences.

AT&T Labs Research