A007206 - OEIS

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A007206 as a simple table

`n`		`a(n)`
`0`		`1`
`1`		`0`
`2`		`0`
`3`		`-2`
`4`		`-6`
`5`		`-18`
`6`		`-54`
`7`		`-168`
`8`		`-534`
`9`		`-1732`
`10`		`-5706`
`11`		`-19038`
`12`		`-64176`
`13`		`-218190`
`14`		`-747180`
`15`		`-2574488`
`16`		`-8918070`
`17`		`-31036560`
`18`		`-108457488`
`19`		`-380390574`
`20`		`-1338495492`
`21`		`-4723664566`
`22`		`-16714545822`
`23`		`-59286878556`
`24`		`-210755970528`
`25`		`-750721297056`
`26`		`-2679075662922`
`27`		`-9577156141654`
`28`		`-34290858526926`
`29`		`-122959225609518`

[1,0,0,-2,-6,-18,-54,-168,-534,-1732,-5706,-19038, -64176,-218190,-747180,-2574488,-8918070, -31036560,-108457488,-380390574,-1338495492, -4723664566,-16714545822,-59286878556, -210755970528,-750721297056,-2679075662922, -9577156141654,-34290858526926,-122959225609518]

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Last modified April 25 13:12 EDT 2024. Contains 371969 sequences. (Running on oeis4.)