A002698 - OEIS

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A002698 as a simple table

`n`		`a(n)`
`2`		`1`
`3`		`18`
`4`		`160`
`5`		`1120`
`6`		`6912`
`7`		`39424`
`8`		`212992`
`9`		`1105920`
`10`		`5570560`
`11`		`27394048`
`12`		`132120576`
`13`		`627048448`
`14`		`2936012800`
`15`		`13589544960`
`16`		`62277025792`
`17`		`282930970624`
`18`		`1275605286912`
`19`		`5712306503680`
`20`		`25426206392320`
`21`		`112562502893568`
`22`		`495879744126976`
`23`		`2174833999740928`
`24`		`9499780463984640`

[1,18,160,1120,6912,39424,212992,1105920,5570560, 27394048,132120576,627048448,2936012800, 13589544960,62277025792,282930970624, 1275605286912,5712306503680,25426206392320, 112562502893568,495879744126976,2174833999740928, 9499780463984640]

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Last modified April 24 14:32 EDT 2024. Contains 371960 sequences. (Running on oeis4.)