A002856 - OEIS

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A002856 as a simple table

`n`		`a(n)`
`4`		`1`
`5`		`1`
`6`		`2`
`7`		`8`
`8`		`42`
`9`		`296`
`10`		`2635`
`11`		`25626`
`12`		`268394`
`13`		`2937495`
`14`		`33310550`
`15`		`388431688`
`16`		`4637550072`
`17`		`56493493990`
`18`		`700335433295`

[1,1,2,8,42,296,2635,25626,268394,2937495, 33310550,388431688,4637550072,56493493990, 700335433295]

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Last modified April 25 03:15 EDT 2024. Contains 371964 sequences. (Running on oeis4.)