A069865 - OEIS

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A069865 as a simple table

`n`		`a(n)`
`0`		`1`
`1`		`2`
`2`		`66`
`3`		`1460`
`4`		`54850`
`5`		`2031252`
`6`		`86874564`
`7`		`3848298792`
`8`		`180295263810`
`9`		`8709958973540`
`10`		`433617084579316`
`11`		`22071658807720392`
`12`		`1145600816547477316`
`13`		`60423221241495866600`
`14`		`3231675487858598367240`
`15`		`174928470621208572186960`

[1,2,66,1460,54850,2031252,86874564,3848298792, 180295263810,8709958973540,433617084579316, 22071658807720392,1145600816547477316, 60423221241495866600,3231675487858598367240, 174928470621208572186960]

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Last modified April 24 19:24 EDT 2024. Contains 371962 sequences. (Running on oeis4.)