A128571 - OEIS

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A128571 as a simple table

`n`		`a(n)`
`0`		`1`
`1`		`2`
`2`		`12`
`3`		`114`
`4`		`1440`
`5`		`22368`
`6`		`409248`
`7`		`8585088`
`8`		`202733760`
`9`		`5317663680`
`10`		`153345634560`
`11`		`4821848409600`
`12`		`164211751261440`
`13`		`6022162697840640`
`14`		`236652023784960000`
`15`		`9921992082873223680`
`16`		`442138176056374548480`
`17`		`20869300232695599552000`
`18`		`1040210006521640127367680`
`19`		`54600929159270409876879360`

[1,2,12,114,1440,22368,409248,8585088,202733760, 5317663680,153345634560,4821848409600, 164211751261440,6022162697840640, 236652023784960000,9921992082873223680, 442138176056374548480,20869300232695599552000, 1040210006521640127367680, 54600929159270409876879360]

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Last modified April 23 15:20 EDT 2024. Contains 371916 sequences. (Running on oeis4.)