A196490 - OEIS

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A196490 as a simple table

`n`		`a(n)`
`1`		`1`
`2`		`9`
`3`		`69`
`4`		`435`
`5`		`2862`
`6`		`18661`
`7`		`123151`
`8`		`806609`
`9`		`5276054`
`10`		`34627688`
`11`		`227088449`
`12`		`1488439691`
`13`		`9758458572`
`14`		`63980053571`
`15`		`419459699173`
`16`		`2750044671305`
`17`		`18029789774081`
`18`		`118205954690054`
`19`		`774976155585421`
`20`		`5080869712707658`

[1,9,69,435,2862,18661,123151,806609,5276054, 34627688,227088449,1488439691,9758458572, 63980053571,419459699173,2750044671305, 18029789774081,118205954690054,774976155585421, 5080869712707658]

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Last modified April 25 05:18 EDT 2024. Contains 371964 sequences. (Running on oeis4.)