A215664 - OEIS

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A215664 as a simple table

`n`		`a(n)`
`0`		`3`
`1`		`0`
`2`		`6`
`3`		`-3`
`4`		`18`
`5`		`-15`
`6`		`57`
`7`		`-63`
`8`		`186`
`9`		`-246`
`10`		`621`
`11`		`-924`
`12`		`2109`
`13`		`-3393`
`14`		`7251`
`15`		`-12288`
`16`		`25146`
`17`		`-44115`
`18`		`87726`
`19`		`-157491`
`20`		`307293`
`21`		`-560199`
`22`		`1079370`
`23`		`-1987890`
`24`		`3798309`
`25`		`-7043040`
`26`		`13382817`
`27`		`-24927429`
`28`		`47191491`
`29`		`-88165104`
`30`		`166501902`
`31`		`-311686803`
`32`		`587670810`
`33`		`-1101562311`

[3,0,6,-3,18,-15,57,-63,186,-246,621,-924,2109, -3393,7251,-12288,25146,-44115,87726,-157491, 307293,-560199,1079370,-1987890,3798309,-7043040, 13382817,-24927429,47191491,-88165104,166501902, -311686803,587670810,-1101562311]

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Last modified June 11 05:33 EDT 2024. Contains 373289 sequences. (Running on oeis4.)