A186720 - OEIS

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A186720 as a simple table

`n`		`a(n)`
`1`		`1`
`2`		`4`
`3`		`144`
`4`		`3600`
`5`		`1270080`
`6`		`153679680`
`7`		`519437318400`
`8`		`150117385017600`
`9`		`221193371393280`
`10`		`6450247552370862240000`
`11`		`5424658191543895143840000`
`12`		`20852386088294732932920960000`
`13`		`28546916554875489385168794240000`
`14`		`6855338104106528236638391873920000`
`15`		`12675520154492970709544386574878080000`

[1,4,144,3600,1270080,153679680,519437318400, 150117385017600,221193371393280, 6450247552370862240000,5424658191543895143840000, 20852386088294732932920960000, 28546916554875489385168794240000, 6855338104106528236638391873920000, 12675520154492970709544386574878080000]

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Last modified April 19 18:05 EDT 2024. Contains 371798 sequences. (Running on oeis4.)