A138736 as tables, graphs or sounds

A138736 formatted as a simple table:

`n`		`a(n)`
`0`		`1`
`1`		`1`
`2`		`4`
`3`		`36`
`4`		`368`
`5`		`5200`
`6`		`90432`
`7`		`1884736`
`8`		`45817088`
`9`		`1273874688`
`10`		`39891461120`
`11`		`1389816423424`
`12`		`53334303584256`
`13`		`2235679577657344`
`14`		`101651458028158976`
`15`		`4983219643056537600`
`16`		`262026143585449607168`
`17`		`14711289584591513387008`

[1,1,4,36,368,5200,90432,1884736,45817088, 1273874688,39891461120,1389816423424, 53334303584256,2235679577657344, 101651458028158976,4983219643056537600, 262026143585449607168,14711289584591513387008]

Last modified December 6 22:55 EST 2009. Contains 170429 sequences.

AT&T Labs Research