A199224 - OEIS

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A199224 as a simple table

`n`		`a(n)`
`1`		`1`
`2`		`6`
`3`		`15`
`4`		`148`
`5`		`739`
`6`		`1538`
`7`		`19458`
`8`		`99290`
`9`		`199245`
`10`		`2737170`
`11`		`14308328`
`12`		`28263858`
`13`		`406132996`
`14`		`2157586976`
`15`		`4223483322`
`16`		`62496247170`
`17`		`335699045124`
`18`		`653268735784`
`19`		`9869313704764`
`20`		`53437060321924`
`21`		`103559574448252`
`22`		`1588892060781914`

[1,6,15,148,739,1538,19458,99290,199245,2737170, 14308328,28263858,406132996,2157586976,4223483322, 62496247170,335699045124,653268735784, 9869313704764,53437060321924,103559574448252, 1588892060781914]

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Last modified December 1 07:48 EST 2023. Contains 367468 sequences. (Running on oeis4.)