A117993 as tables, graphs or sounds

A117993 formatted as a simple table:

`n`		`a(n)`
`1`		`1`
`2`		`7`
`3`		`55`
`4`		`1177`
`5`		`3553`
`6`		`9517`
`7`		`11799`
`8`		`13579`
`9`		`17935`
`10`		`31753`
`11`		`71995`
`12`		`93799`
`13`		`117397`
`14`		`121771`
`15`		`135373`
`16`		`371911`
`17`		`599515`
`18`		`777573`
`19`		`1331155`
`20`		`1371591`
`21`		`1555119`
`22`		`3391315`
`23`		`3731377`
`24`		`3979717`
`25`		`5131573`
`26`		`7137715`
`27`		`7333353`
`28`		`9193933`
`29`		`13979515`
`30`		`15199191`

[1,7,55,1177,3553,9517,11799,13579,17935,31753, 71995,93799,117397,121771,135373,371911,599515, 777573,1331155,1371591,1555119,3391315,3731377, 3979717,5131573,7137715,7333353,9193933,13979515, 15199191]

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

AT&T Labs Research