A009422 - OEIS

The OEIS is supported by the many generous donors to the OEIS Foundation.

A009422 as a simple table

`n`		`a(n)`
`0`		`0`
`1`		`0`
`2`		`2`
`3`		`-6`
`4`		`30`
`5`		`-160`
`6`		`1084`
`7`		`-8316`
`8`		`74456`
`9`		`-749184`
`10`		`8474240`
`11`		`-106035424`
`12`		`1459781056`
`13`		`-21914009728`
`14`		`356711937152`
`15`		`-6258266154752`
`16`		`117778607150592`
`17`		`-2366994133647360`
`18`		`50601711980789760`
`19`		`-1146653711692951552`

[0,0,2,-6,30,-160,1084,-8316,74456,-749184, 8474240,-106035424,1459781056,-21914009728, 356711937152,-6258266154752,117778607150592, -2366994133647360,50601711980789760, -1146653711692951552]

License Agreements, Terms of Use, Privacy Policy. .

Last modified April 24 13:13 EDT 2024. Contains 371947 sequences. (Running on oeis4.)