A111874 - OEIS

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A111874 as a simple table

`n`		`a(n)`
`1`		`0`
`2`		`4`
`3`		`56`
`4`		`680`
`5`		`8360`
`6`		`108220`
`7`		`1492624`
`8`		`21994896`
`9`		`346014960`
`10`		`5798797620`
`11`		`103251381640`
`12`		`1947864594104`
`13`		`38827482815576`
`14`		`815655120856940`
`15`		`18013584786712480`
`16`		`417284952377904160`
`17`		`10117859730525070944`

[0,4,56,680,8360,108220,1492624,21994896, 346014960,5798797620,103251381640,1947864594104, 38827482815576,815655120856940,18013584786712480, 417284952377904160,10117859730525070944]

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Last modified July 28 15:17 EDT 2024. Contains 374698 sequences. (Running on oeis4.)