A180016 - OEIS

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A180016 as a simple table

`n`		`a(n)`
`0`		`1`
`1`		`1`
`2`		`7`
`3`		`19`
`4`		`109`
`5`		`469`
`6`		`2509`
`7`		`12589`
`8`		`67399`
`9`		`358039`
`10`		`1946395`
`11`		`10622755`
`12`		`58600531`
`13`		`324978643`
`14`		`1813780243`
`15`		`10169519635`
`16`		`57273912685`
`17`		`323755931917`
`18`		`1836345339961`
`19`		`10446793409041`
`20`		`59591722204861`
`21`		`340755882430381`

[1,1,7,19,109,469,2509,12589,67399,358039,1946395, 10622755,58600531,324978643,1813780243, 10169519635,57273912685,323755931917, 1836345339961,10446793409041,59591722204861, 340755882430381]

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Last modified April 25 01:06 EDT 2024. Contains 371964 sequences. (Running on oeis4.)