A012709 - OEIS

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A012709 as a simple table

`n`		`a(n)`
`0`		`1`
`1`		`1`
`2`		`3`
`3`		`12`
`4`		`57`
`5`		`340`
`6`		`2305`
`7`		`18186`
`8`		`158977`
`9`		`1560840`
`10`		`16695553`
`11`		`196272142`
`12`		`2483596577`
`13`		`34036624700`
`14`		`497515462561`
`15`		`7792454528002`
`16`		`129248702613505`
`17`		`2278494692749840`
`18`		`42291311707716609`
`19`		`828953188249846678`

[1,1,3,12,57,340,2305,18186,158977,1560840, 16695553,196272142,2483596577,34036624700, 497515462561,7792454528002,129248702613505, 2278494692749840,42291311707716609, 828953188249846678]

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Last modified September 2 14:34 EDT 2024. Contains 375613 sequences. (Running on oeis4.)