A156550 - OEIS

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A156550 as a simple table

`n`		`a(n)`
`0`		`5`
`1`		`0`
`2`		`10`
`3`		`-10`
`4`		`30`
`5`		`-50`
`6`		`110`
`7`		`-210`
`8`		`430`
`9`		`-850`
`10`		`1710`
`11`		`-3410`
`12`		`6830`
`13`		`-13650`
`14`		`27310`
`15`		`-54610`
`16`		`109230`
`17`		`-218450`
`18`		`436910`
`19`		`-873810`
`20`		`1747630`
`21`		`-3495250`
`22`		`6990510`
`23`		`-13981010`
`24`		`27962030`
`25`		`-55924050`
`26`		`111848110`
`27`		`-223696210`
`28`		`447392430`
`29`		`-894784850`
`30`		`1789569710`
`31`		`-3579139410`

[5,0,10,-10,30,-50,110,-210,430,-850,1710,-3410, 6830,-13650,27310,-54610,109230,-218450,436910, -873810,1747630,-3495250,6990510,-13981010, 27962030,-55924050,111848110,-223696210,447392430, -894784850,1789569710,-3579139410]

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Last modified April 24 20:08 EDT 2024. Contains 371963 sequences. (Running on oeis4.)