A227464 - OEIS

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A227464 as a simple table

`n`		`a(n)`
`1`		`1`
`2`		`2`
`3`		`10`
`4`		`80`
`5`		`884`
`6`		`12480`
`7`		`214600`
`8`		`4352000`
`9`		`101696400`
`10`		`2690754560`
`11`		`79516330400`
`12`		`2595903897600`
`13`		`92782304200000`
`14`		`3603511009280000`
`15`		`151115361757776000`
`16`		`6805240665866240000`
`17`		`327547876406050976000`
`18`		`16780408888535285760000`
`19`		`911669878205463707200000`

[1,2,10,80,884,12480,214600,4352000,101696400, 2690754560,79516330400,2595903897600, 92782304200000,3603511009280000, 151115361757776000,6805240665866240000, 327547876406050976000,16780408888535285760000, 911669878205463707200000]

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Last modified April 19 16:08 EDT 2024. Contains 371794 sequences. (Running on oeis4.)