A144012 - OEIS

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A144012 as a simple table

`n`		`a(n)`
`0`		`1`
`1`		`1`
`2`		`1`
`3`		`4`
`4`		`12`
`5`		`56`
`6`		`310`
`7`		`1872`
`8`		`13804`
`9`		`110368`
`10`		`990792`
`11`		`9816560`
`12`		`105392056`
`13`		`1231910208`
`14`		`15473322592`
`15`		`208287327136`
`16`		`2992281160320`
`17`		`45647837225984`
`18`		`737580584547424`
`19`		`12578608722516480`
`20`		`225799744451927104`

[1,1,1,4,12,56,310,1872,13804,110368,990792, 9816560,105392056,1231910208,15473322592, 208287327136,2992281160320,45647837225984, 737580584547424,12578608722516480, 225799744451927104]

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Last modified August 10 21:39 EDT 2024. Contains 375058 sequences. (Running on oeis4.)