A054340 - OEIS

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A054340 as a simple table

`n`		`a(n)`
`0`		`1`
`1`		`40`
`2`		`880`
`3`		`14080`
`4`		`183040`
`5`		`2050048`
`6`		`20500480`
`7`		`187432960`
`8`		`1593180160`
`9`		`12745441280`
`10`		`96865353728`
`11`		`704475299840`
`12`		`4931327098880`
`13`		`33381291130880`
`14`		`219362770288640`
`15`		`1403921729847296`
`16`		`8774510811545600`
`17`		`53679360258867200`
`18`		`322076161553203200`
`19`		`1898554215471513600`

[1,40,880,14080,183040,2050048,20500480,187432960, 1593180160,12745441280,96865353728,704475299840, 4931327098880,33381291130880,219362770288640, 1403921729847296,8774510811545600, 53679360258867200,322076161553203200, 1898554215471513600]

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Last modified April 16 01:00 EDT 2024. Contains 371696 sequences. (Running on oeis4.)