A139012 - OEIS

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A139012 as a simple table

`n`		`a(n)`
`0`		`1`
`1`		`2`
`2`		`7`
`3`		`20`
`4`		`146`
`5`		`1660`
`6`		`24266`
`7`		`619885`
`8`		`24951532`
`9`		`1491389352`
`10`		`141842503743`
`11`		`21156539568960`
`12`		`4861988525864115`
`13`		`1744688422871068399`
`14`		`977626718408600885914`
`15`		`851525107752786868842753`

[1,2,7,20,146,1660,24266,619885,24951532, 1491389352,141842503743,21156539568960, 4861988525864115,1744688422871068399, 977626718408600885914,851525107752786868842753]

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Last modified April 18 22:18 EDT 2024. Contains 371782 sequences. (Running on oeis4.)