A013430 - OEIS

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A013430 as a simple table

`n`		`a(n)`
`0`		`1`
`1`		`0`
`2`		`0`
`3`		`-1`
`4`		`0`
`5`		`-15`
`6`		`10`
`7`		`-495`
`8`		`840`
`9`		`-29575`
`10`		`87750`
`11`		`-2805075`
`12`		`12340900`
`13`		`-387547875`
`14`		`2304422250`
`15`		`-73485787375`
`16`		`556725078000`
`17`		`-18311017515375`
`18`		`169707184396750`
`19`		`-5801182757296875`
`20`		`63859173696337500`

[1,0,0,-1,0,-15,10,-495,840,-29575,87750,-2805075, 12340900,-387547875,2304422250,-73485787375, 556725078000,-18311017515375,169707184396750, -5801182757296875,63859173696337500]

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Last modified August 18 14:20 EDT 2024. Contains 375269 sequences. (Running on oeis4.)