A046990 as tables, graphs or sounds

A046990 formatted as a simple table:

`n`		`a(n)`
`0`		`0`
`1`		`1`
`2`		`1`
`3`		`1`
`4`		`17`
`5`		`31`
`6`		`691`
`7`		`10922`
`8`		`929569`
`9`		`3202291`
`10`		`221930581`
`11`		`9444233042`
`12`		`56963745931`
`13`		`29435334228302`
`14`		`2093660879252671`
`15`		`344502690252804724`
`16`		`129848163681107301953`
`17`		`868320396104950823611`
`18`		`209390615747646519456961`
`19`		`28259319101491102261334882`

[0,1,1,1,17,31,691,10922,929569,3202291,221930581, 9444233042,56963745931,29435334228302, 2093660879252671,344502690252804724, 129848163681107301953,868320396104950823611, 209390615747646519456961, 28259319101491102261334882]

Last modified November 30 13:13 EST 2009. Contains 167758 sequences.

AT&T Labs Research