A013573 - OEIS

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A013573 as a simple table

`n`		`a(n)`
`0`		`1`
`1`		`1`
`2`		`-1`
`3`		`0`
`4`		`9`
`5`		`-20`
`6`		`65`
`7`		`406`
`8`		`-511`
`9`		`21624`
`10`		`88577`
`11`		`1053426`
`12`		`14764321`
`13`		`143838916`
`14`		`2193647521`
`15`		`29669704702`
`16`		`457719400449`
`17`		`7433158061552`
`18`		`128311987616769`
`19`		`2329120580336746`
`20`		`45112841958764321`
`21`		`905762343424701116`

[1,1,-1,0,9,-20,65,406,-511,21624,88577,1053426, 14764321,143838916,2193647521,29669704702, 457719400449,7433158061552,128311987616769, 2329120580336746,45112841958764321, 905762343424701116]

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Last modified June 6 19:21 EDT 2024. Contains 373134 sequences. (Running on oeis4.)