A183721 - OEIS

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A183721 as a simple table

`n`		`a(n)`
`1`		`0`
`2`		`1`
`3`		`12`
`4`		`87`
`5`		`537`
`6`		`3070`
`7`		`16731`
`8`		`88331`
`9`		`455804`
`10`		`2311983`
`11`		`11571209`
`12`		`57295330`
`13`		`281223411`
`14`		`1370286715`
`15`		`6635743136`
`16`		`31964799247`
`17`		`153273890393`
`18`		`732031932806`
`19`		`3483896304443`
`20`		`16529018119643`
`21`		`78202676604548`
`22`		`369073777749215`

[0,1,12,87,537,3070,16731,88331,455804,2311983, 11571209,57295330,281223411,1370286715,6635743136, 31964799247,153273890393,732031932806, 3483896304443,16529018119643,78202676604548, 369073777749215]

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Last modified April 24 03:08 EDT 2024. Contains 371918 sequences. (Running on oeis4.)