A025440 - OEIS

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A025440 as a simple table

`n`		`a(n)`
`0`		`1`
`1`		`15`
`2`		`145`
`3`		`1155`
`4`		`8281`
`5`		`55755`
`6`		`360865`
`7`		`2276835`
`8`		`14126761`
`9`		`86681595`
`10`		`527948785`
`11`		`3199656915`
`12`		`19327384441`
`13`		`116486845035`
`14`		`701025539905`
`15`		`4214614099395`
`16`		`25321657045321`
`17`		`152066219226075`
`18`		`912943584910225`
`19`		`5479850073412275`
`20`		`32887865154533401`
`21`		`197362281160304715`

[1,15,145,1155,8281,55755,360865,2276835,14126761, 86681595,527948785,3199656915,19327384441, 116486845035,701025539905,4214614099395, 25321657045321,152066219226075,912943584910225, 5479850073412275,32887865154533401, 197362281160304715]

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Last modified April 25 03:15 EDT 2024. Contains 371964 sequences. (Running on oeis4.)