A253621 - OEIS

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A253621 as a simple table

`n`		`a(n)`
`1`		`1`
`2`		`6`
`3`		`66`
`4`		`781`
`5`		`9301`
`6`		`110826`
`7`		`1320606`
`8`		`15736441`
`9`		`187516681`
`10`		`2234463726`
`11`		`26626048026`
`12`		`317278112581`
`13`		`3780711302941`
`14`		`45051257522706`
`15`		`536834378969526`
`16`		`6396961290111601`
`17`		`76226701102369681`
`18`		`908323451938324566`
`19`		`10823654722157525106`
`20`		`128975533213951976701`

[1,6,66,781,9301,110826,1320606,15736441, 187516681,2234463726,26626048026,317278112581, 3780711302941,45051257522706,536834378969526, 6396961290111601,76226701102369681, 908323451938324566,10823654722157525106, 128975533213951976701]

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Last modified April 18 11:02 EDT 2024. Contains 371779 sequences. (Running on oeis4.)