A273803 - OEIS

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A273803 as a simple table

`n`		`a(n)`
`1`		`1`
`2`		`3`
`3`		`21`
`4`		`126`
`5`		`504`
`6`		`987`
`7`		`5922`
`8`		`23688`
`9`		`2178309`
`10`		`13069854`
`11`		`52279416`
`12`		`10610209857723`
`13`		`63661259146338`
`14`		`254645036585352`

[1,3,21,126,504,987,5922,23688,2178309,13069854, 52279416,10610209857723,63661259146338, 254645036585352]

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Last modified July 24 12:40 EDT 2024. Contains 374583 sequences. (Running on oeis4.)