A052686 - OEIS

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A052686 as a simple table

`n`		`a(n)`
`0`		`0`
`1`		`0`
`2`		`2`
`3`		`24`
`4`		`24`
`5`		`120`
`6`		`720`
`7`		`5040`
`8`		`40320`
`9`		`362880`
`10`		`3628800`
`11`		`39916800`
`12`		`479001600`
`13`		`6227020800`
`14`		`87178291200`
`15`		`1307674368000`
`16`		`20922789888000`
`17`		`355687428096000`
`18`		`6402373705728000`
`19`		`121645100408832000`
`20`		`2432902008176640000`

[0,0,2,24,24,120,720,5040,40320,362880,3628800, 39916800,479001600,6227020800,87178291200, 1307674368000,20922789888000,355687428096000, 6402373705728000,121645100408832000, 2432902008176640000]

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Last modified May 22 17:33 EDT 2013. Contains 225559 sequences.